{"id":3816,"date":"2026-08-14T10:23:07","date_gmt":"2026-08-14T10:23:07","guid":{"rendered":"https:\/\/xtmade.com\/?page_id=3816"},"modified":"2026-08-16T09:42:29","modified_gmt":"2026-08-16T09:42:29","slug":"%d1%82%d0%b0%d0%b1%d0%bb%d0%b8%d1%86%d0%b0-%d1%80%d0%b0%d0%b7%d0%bc%d0%b5%d1%80%d0%be%d0%b2-%d0%b7%d0%b5%d0%bd%d0%ba%d0%b5%d1%80%d0%be%d0%b2","status":"publish","type":"page","link":"https:\/\/xtmade.com\/ru\/resources\/countersink-size-chart\/","title":{"rendered":"\u0422\u0430\u0431\u043b\u0438\u0446\u0430 \u0440\u0430\u0437\u043c\u0435\u0440\u043e\u0432 \u0437\u0435\u043d\u043a\u0435\u0440\u043e\u0432"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"3816\" class=\"elementor elementor-3816\">\n\t\t\t\t<div class=\"elementor-element elementor-element-8356f80 e-flex e-con-boxed e-con e-parent\" data-id=\"8356f80\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-958a86e elementor-widget elementor-widget-heading\" data-id=\"958a86e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">Countersink Size Chart<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a8531a0 elementor-widget elementor-widget-text-editor\" data-id=\"a8531a0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Find body drill, countersink diameter, angle, and pilot hole for flat head screws from #2 to 1\/2&#8243;. Covers both 82\u00b0 and 90\u00b0 countersinks.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-bf9f266 e-flex e-con-boxed e-con e-parent\" data-id=\"bf9f266\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-d70ff96 elementor-widget elementor-widget-shortcode\" data-id=\"d70ff96\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"shortcode.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-shortcode\"><nav aria-label=\"breadcrumbs\" class=\"rank-math-breadcrumb\"><p><span class=\"last\">Home<\/span><\/p><\/nav><\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-28ecfa0 e-flex e-con-boxed e-con e-parent\" data-id=\"28ecfa0\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e6a92ca elementor-widget elementor-widget-elementskit-heading\" data-id=\"e6a92ca\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"elementskit-heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"ekit-wid-con\" ><div class=\"ekit-heading elementskit-section-title-wraper text_center   ekit_heading_tablet-   ekit_heading_mobile-\"><h2 class=\"ekit-heading--title elementskit-section-title \">Countersink Drill Size Reference Table<\/h2><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e0265af elementor-widget elementor-widget-text-editor\" data-id=\"e0265af\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div style=\"overflow-x: auto; width: 100%;\"><table>\n<tbody>\n<tr>\n<td><strong>SCREW SIZE<\/strong><\/td>\n<td><strong>HEAD TYPE<\/strong><\/td>\n<td><strong>BODY DRILL (IN)<\/strong><\/td>\n<td><strong>COUNTERSINK DIA (IN)<\/strong><\/td>\n<td><strong>COUNTERSINK ANGLE<\/strong><\/td>\n<td><strong>PILOT HOLE (IN)<\/strong><\/td>\n<\/tr>\n<tr>\n<td><strong>#2<\/strong><\/td>\n<td>Flat Head<\/td>\n<td>0.089<\/td>\n<td>0.197<\/td>\n<td>82\u00b0<\/td>\n<td>0.073<\/td>\n<\/tr>\n<tr>\n<td><strong>#4<\/strong><\/td>\n<td>Flat Head<\/td>\n<td>0.116<\/td>\n<td>0.225<\/td>\n<td>82\u00b0<\/td>\n<td>0.089<\/td>\n<\/tr>\n<tr>\n<td><strong>#6<\/strong><\/td>\n<td>Flat Head<\/td>\n<td>0.144<\/td>\n<td>0.279<\/td>\n<td>82\u00b0<\/td>\n<td>0.104<\/td>\n<\/tr>\n<tr>\n<td><strong>#8<\/strong><\/td>\n<td>Flat Head<\/td>\n<td>0.170<\/td>\n<td>0.322<\/td>\n<td>82\u00b0<\/td>\n<td>0.125<\/td>\n<\/tr>\n<tr>\n<td><strong>#10<\/strong><\/td>\n<td>Flat Head<\/td>\n<td>0.196<\/td>\n<td>0.373<\/td>\n<td>82\u00b0<\/td>\n<td>0.141<\/td>\n<\/tr>\n<tr>\n<td><strong>#12<\/strong><\/td>\n<td>Flat Head<\/td>\n<td>0.221<\/td>\n<td>0.420<\/td>\n<td>82\u00b0<\/td>\n<td>0.166<\/td>\n<\/tr>\n<tr>\n<td><strong>1\/4&#8243;<\/strong><\/td>\n<td>Flat Head<\/td>\n<td>0.257<\/td>\n<td>0.477<\/td>\n<td>82\u00b0<\/td>\n<td>0.196<\/td>\n<\/tr>\n<tr>\n<td><strong>5\/16&#8243;<\/strong><\/td>\n<td>Flat Head<\/td>\n<td>0.323<\/td>\n<td>0.567<\/td>\n<td>82\u00b0<\/td>\n<td>0.252<\/td>\n<\/tr>\n<tr>\n<td><strong>3\/8&#8243;<\/strong><\/td>\n<td>Flat Head<\/td>\n<td>0.386<\/td>\n<td>0.682<\/td>\n<td>82\u00b0<\/td>\n<td>0.302<\/td>\n<\/tr>\n<tr>\n<td><strong>7\/16&#8243;<\/strong><\/td>\n<td>Flat Head<\/td>\n<td>0.453<\/td>\n<td>0.788<\/td>\n<td>82\u00b0<\/td>\n<td>0.368<\/td>\n<\/tr>\n<tr>\n<td><strong>1\/2&#8243;<\/strong><\/td>\n<td>Flat Head<\/td>\n<td>0.520<\/td>\n<td>0.894<\/td>\n<td>82\u00b0<\/td>\n<td>0.422<\/td>\n<\/tr>\n<tr>\n<td><strong>#2<\/strong><\/td>\n<td>Flat Head<\/td>\n<td>0.089<\/td>\n<td>0.185<\/td>\n<td>90\u00b0<\/td>\n<td>0.073<\/td>\n<\/tr>\n<tr>\n<td><strong>#4<\/strong><\/td>\n<td>Flat Head<\/td>\n<td>0.116<\/td>\n<td>0.212<\/td>\n<td>90\u00b0<\/td>\n<td>0.089<\/td>\n<\/tr>\n<tr>\n<td><strong>#6<\/strong><\/td>\n<td>Flat Head<\/td>\n<td>0.144<\/td>\n<td>0.263<\/td>\n<td>90\u00b0<\/td>\n<td>0.104<\/td>\n<\/tr>\n<tr>\n<td><strong>#8<\/strong><\/td>\n<td>Flat Head<\/td>\n<td>0.170<\/td>\n<td>0.305<\/td>\n<td>90\u00b0<\/td>\n<td>0.125<\/td>\n<\/tr>\n<tr>\n<td><strong>#10<\/strong><\/td>\n<td>Flat Head<\/td>\n<td>0.196<\/td>\n<td>0.352<\/td>\n<td>90\u00b0<\/td>\n<td>0.141<\/td>\n<\/tr>\n<tr>\n<td><strong>#12<\/strong><\/td>\n<td>Flat Head<\/td>\n<td>0.221<\/td>\n<td>0.398<\/td>\n<td>90\u00b0<\/td>\n<td>0.166<\/td>\n<\/tr>\n<tr>\n<td><strong>1\/4&#8243;<\/strong><\/td>\n<td>Flat Head<\/td>\n<td>0.257<\/td>\n<td>0.452<\/td>\n<td>90\u00b0<\/td>\n<td>0.196<\/td>\n<\/tr>\n<tr>\n<td><strong>5\/16&#8243;<\/strong><\/td>\n<td>Flat Head<\/td>\n<td>0.323<\/td>\n<td>0.538<\/td>\n<td>90\u00b0<\/td>\n<td>0.252<\/td>\n<\/tr>\n<tr>\n<td><strong>3\/8&#8243;<\/strong><\/td>\n<td>Flat Head<\/td>\n<td>0.386<\/td>\n<td>0.648<\/td>\n<td>90\u00b0<\/td>\n<td>0.302<\/td>\n<\/tr>\n<tr>\n<td><strong>7\/16&#8243;<\/strong><\/td>\n<td>Flat Head<\/td>\n<td>0.453<\/td>\n<td>0.750<\/td>\n<td>90\u00b0<\/td>\n<td>0.368<\/td>\n<\/tr>\n<tr>\n<td><strong>1\/2&#8243;<\/strong><\/td>\n<td>Flat Head<\/td>\n<td>0.520<\/td>\n<td>0.851<\/td>\n<td>90\u00b0<\/td>\n<td>0.422<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-2d4e4dc e-flex e-con-boxed e-con e-parent\" data-id=\"2d4e4dc\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-a2ab8ae e-con-full e-flex e-con e-child\" data-id=\"a2ab8ae\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-b36126d elementor-widget elementor-widget-elementskit-heading\" data-id=\"b36126d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"elementskit-heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"ekit-wid-con\" ><div class=\"ekit-heading elementskit-section-title-wraper text_left   ekit_heading_tablet-   ekit_heading_mobile-\"><h2 class=\"ekit-heading--title elementskit-section-title \">Quick Answer: What Countersink Size Do I Use?<\/h2><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d8ef6c2 elementor-widget elementor-widget-text-editor\" data-id=\"d8ef6c2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>A countersink is the cone-shaped recess that lets a flat head screw sit flush with the surface. To size it, match the countersink diameter to the screw head and pick the right included angle: use 82\u00b0 for inch screws (ANSI) and 90\u00b0 for metric screws (ISO). The countersink diameter should equal the screw head diameter so the head finishes level with the part.<\/p><p>This chart lists countersink sizes for flat head screws from #2 to 1\/2\u2033 at both 82\u00b0 and 90\u00b0. For each screw it gives the body drill diameter (clearance for the screw shank), the countersink diameter, the included angle and the pilot hole size for the threads. Filter by angle or search by screw size.<\/p><p>Common 82\u00b0 sizes: #6 \u2192 0.279\u2033 countersink, 0.144\u2033 body drill | #8 \u2192 0.322\u2033 | #10 \u2192 0.373\u2033 | 1\/4\u2033 \u2192 0.477\u2033 | 3\/8\u2033 \u2192 0.682\u2033 | range 0.197\u20130.894\u2033 across #2\u20131\/2\u2033. Use 90\u00b0 for metric flat head screws.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-535be57 e-flex e-con-boxed e-con e-parent\" data-id=\"535be57\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-56db786 e-con-full e-flex e-con e-child\" data-id=\"56db786\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-96467bc elementor-widget elementor-widget-elementskit-heading\" data-id=\"96467bc\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"elementskit-heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"ekit-wid-con\" ><div class=\"ekit-heading elementskit-section-title-wraper text_left   ekit_heading_tablet-   ekit_heading_mobile-\"><h2 class=\"ekit-heading--title elementskit-section-title \">Notes on This Chart<\/h2><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2d6215e elementor-widget elementor-widget-text-editor\" data-id=\"2d6215e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>A countersink is the cone-shaped recess that lets a flat head screw sit flush with the surface. To size it, match the countersink diameter to the screw head and pick the right included angle: use 82\u00b0 for inch screws (ANSI) and 90\u00b0 for metric screws (ISO). The countersink diameter should equal the screw head diameter so the head finishes level with the part.<\/p><p>This chart lists countersink sizes for flat head screws from #2 to 1\/2\u2033 at both 82\u00b0 and 90\u00b0. For each screw it gives the body drill diameter (clearance for the screw shank), the countersink diameter, the included angle and the pilot hole size for the threads. Filter by angle or search by screw size.<\/p><p>Common 82\u00b0 sizes: #6 \u2192 0.279\u2033 countersink, 0.144\u2033 body drill | #8 \u2192 0.322\u2033 | #10 \u2192 0.373\u2033 | 1\/4\u2033 \u2192 0.477\u2033 | 3\/8\u2033 \u2192 0.682\u2033 | range 0.197\u20130.894\u2033 across #2\u20131\/2\u2033. Use 90\u00b0 for metric flat head screws.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-674544cc e-flex e-con-boxed e-con e-parent\" data-id=\"674544cc\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-165cffc9 e-con-full e-flex e-con e-child\" data-id=\"165cffc9\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5c7672b8 elementor-widget elementor-widget-elementskit-heading\" data-id=\"5c7672b8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"elementskit-heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"ekit-wid-con\" ><div class=\"ekit-heading elementskit-section-title-wraper text_left   ekit_heading_tablet-   ekit_heading_mobile-\"><h2 class=\"ekit-heading--title elementskit-section-title \">Need Flush Countersunk Panels Machined?<\/h2>\t\t\t\t<div class='ekit-heading__description'>\n\t\t\t\t\t<p>We machine flush panels, mounting brackets, and enclosures with standard countersink angles (82\u00b0, 90\u00b0, 100\u00b0) for a perfectly flush hardware fit. Upload your CAD models for a quote.<\/p>\n\t\t\t\t<\/div>\n\t\t\t<\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a92c657 elementor-align-center elementor-widget elementor-widget-elementskit-button\" data-id=\"a92c657\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"elementskit-button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"ekit-wid-con\" >\t\t<div class=\"ekit-btn-wraper\">\n\t\t\t\t\t\t\t<a href=\"\" class=\"elementskit-btn  whitespace--normal\" id=\"\">\n\t\t\t\t\tGet Instant Quote\t\t\t\t<\/a>\n\t\t\t\t\t<\/div>\n        <\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-1025526 e-flex e-con-boxed e-con e-parent\" data-id=\"1025526\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2882fa1 elementor-widget elementor-widget-heading\" data-id=\"2882fa1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Frequently Asked Questions<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5332a4d elementor-widget elementor-widget-n-accordion\" data-id=\"5332a4d\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;default_state&quot;:&quot;expanded&quot;,&quot;max_items_expended&quot;:&quot;one&quot;,&quot;n_accordion_animation_duration&quot;:{&quot;unit&quot;:&quot;ms&quot;,&quot;size&quot;:400,&quot;sizes&quot;:[]}}\" data-widget_type=\"nested-accordion.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"e-n-accordion\" aria-label=\"Accordion. Open links with Enter or Space, close with Escape, and navigate with Arrow Keys\">\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-8720\" class=\"e-n-accordion-item\" open>\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"1\" tabindex=\"0\" aria-expanded=\"true\" aria-controls=\"e-n-accordion-item-8720\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> What is the difference between 82\u00b0 and 90\u00b0 countersinks? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-8720\" class=\"elementor-element elementor-element-1c07f45 e-con-full e-flex e-con e-child\" data-id=\"1c07f45\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-79b24d9 elementor-widget elementor-widget-text-editor\" data-id=\"79b24d9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>An 82\u00b0 countersink is commonly used for inch-based flat head screws under ANSI standards. A 90\u00b0 countersink is typically used for metric flat head screws following ISO standards. Choosing the wrong angle can prevent the screw head from sitting properly flush with the surface.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-8721\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"2\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-8721\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> How do I determine the correct countersink depth? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-8721\" class=\"elementor-element elementor-element-79023e8 e-con-full e-flex e-con e-child\" data-id=\"79023e8\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-9df9a2d elementor-widget elementor-widget-text-editor\" data-id=\"9df9a2d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>The correct depth allows the flat head screw to sit level with or slightly below the workpiece surface. Use the countersink diameter as the reference for matching the screw head size, and adjust the depth based on the required finish.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-8722\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"3\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-8722\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> What is the difference between a body drill and a pilot hole? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-8722\" class=\"elementor-element elementor-element-8a8f0df e-con-full e-flex e-con e-child\" data-id=\"8a8f0df\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f57e050 elementor-widget elementor-widget-text-editor\" data-id=\"f57e050\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>A body drill creates a clearance hole that allows the screw shank to pass through without engaging the threads. A pilot hole is smaller and guides the screw threads into the mating material, helping prevent splitting and improving screw alignment.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-8723\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"4\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-8723\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> Can countersink holes be machined with CNC equipment? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-8723\" class=\"elementor-element elementor-element-eed798a e-con-full e-flex e-con e-child\" data-id=\"eed798a\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-80d0959 elementor-widget elementor-widget-text-editor\" data-id=\"80d0959\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Yes. CNC milling machines can create accurate countersink holes using countersink cutters or chamfer tools. Proper control of cutting depth, spindle speed, and feed rate ensures a smooth surface finish and consistent screw fit.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<script type=\"application\/ld+json\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"What is the difference between 82\\u00b0 and 90\\u00b0 countersinks?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"An 82\\u00b0 countersink is commonly used for inch-based flat head screws under ANSI standards. A 90\\u00b0 countersink is typically used for metric flat head screws following ISO standards. Choosing the wrong angle can prevent the screw head from sitting properly flush with the surface.\"}},{\"@type\":\"Question\",\"name\":\"How do I determine the correct countersink depth?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The correct depth allows the flat head screw to sit level with or slightly below the workpiece surface. Use the countersink diameter as the reference for matching the screw head size, and adjust the depth based on the required finish.\"}},{\"@type\":\"Question\",\"name\":\"What is the difference between a body drill and a pilot hole?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"A body drill creates a clearance hole that allows the screw shank to pass through without engaging the threads. A pilot hole is smaller and guides the screw threads into the mating material, helping prevent splitting and improving screw alignment.\"}},{\"@type\":\"Question\",\"name\":\"Can countersink holes be machined with CNC equipment?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes. CNC milling machines can create accurate countersink holes using countersink cutters or chamfer tools. Proper control of cutting depth, spindle speed, and feed rate ensures a smooth surface finish and consistent screw fit.\"}}]}<\/script>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Countersink Size Chart Find body drill, countersink diameter, angle, and pilot hole for flat head screws from #2 to 1\/2&#8243;. [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":271,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"content-type":"","site-sidebar-layout":"no-sidebar","site-content-layout":"","ast-site-content-layout":"full-width-container","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"disabled","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"class_list":["post-3816","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/xtmade.com\/ru\/wp-json\/wp\/v2\/pages\/3816","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/xtmade.com\/ru\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/xtmade.com\/ru\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/xtmade.com\/ru\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/xtmade.com\/ru\/wp-json\/wp\/v2\/comments?post=3816"}],"version-history":[{"count":0,"href":"https:\/\/xtmade.com\/ru\/wp-json\/wp\/v2\/pages\/3816\/revisions"}],"up":[{"embeddable":true,"href":"https:\/\/xtmade.com\/ru\/wp-json\/wp\/v2\/pages\/271"}],"wp:attachment":[{"href":"https:\/\/xtmade.com\/ru\/wp-json\/wp\/v2\/media?parent=3816"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}