{"id":15350,"date":"2025-05-21T13:51:46","date_gmt":"2025-05-21T13:51:46","guid":{"rendered":"https:\/\/onmytoolings.com\/?page_id=15350"},"modified":"2025-05-21T14:02:11","modified_gmt":"2025-05-21T14:02:11","slug":"punta-a-u-a-inserto-singolo-2","status":"publish","type":"page","link":"https:\/\/onmytoolings.com\/it\/holemaking-tools\/u-drills\/single-insert-u-drill-2\/","title":{"rendered":"Punta a U a inserto singolo"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"15350\" class=\"elementor elementor-15350\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6cdeaa2 e-flex e-con-boxed e-con e-parent\" data-id=\"6cdeaa2\" 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-26dad53 e-con-full e-flex e-con e-child\" data-id=\"26dad53\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div 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https:\/\/onmytoolings.com\/wp-content\/uploads\/2025\/05\/single-insert-u-drill-300x300.webp 300w, https:\/\/onmytoolings.com\/wp-content\/uploads\/2025\/05\/single-insert-u-drill-768x764.webp 768w, https:\/\/onmytoolings.com\/wp-content\/uploads\/2025\/05\/single-insert-u-drill.webp 806w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><\/div><\/div>\t\t<\/div>\r\n\t\t\t<\/div>\r\n<\/div>\r\n\r\n\t<\/div>\r\n\r\n\t\r\n<\/div>\r\n<\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-61f86be e-con-full e-flex e-con e-child\" data-id=\"61f86be\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-a56ecb7 elementor-widget elementor-widget-heading\" data-id=\"a56ecb7\" 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\">single insert u drill<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5e6131e elementor-widget elementor-widget-text-editor\" data-id=\"5e6131e\" 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 data-sourcepos=\"4:1-4:325\">A single insert U drill is an efficient hole-making tool that differentiates itself from traditional twist drills and even conventional two-insert U drills by utilizing just one indexable insert. This design enables the U drill to achieve higher feed rates and superior cutting efficiency during machining operations.<\/p><p data-sourcepos=\"6:1-6:437\">Typically applied for smaller diameter holes, the single insert U drill offers distinct advantages in confined spaces. Its single cutting edge facilitates better chip evacuation and ensures a more stable cutting process compared to two-insert designs. It&#8217;s capable of producing high-precision and high-quality holes. Furthermore, the ability to replace the insert significantly reduces operational costs and maintenance time.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fc2ee62 elementor-widget elementor-widget-button\" data-id=\"fc2ee62\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm elementor-animation-shrink\" href=\"#elementor-action%3Aaction%3Dpopup%3Aopen%26settings%3DeyJpZCI6IjEwNDA3IiwidG9nZ2xlIjpmYWxzZX0%3D\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Get A Free Quote<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\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-7ba6731 e-flex e-con-boxed e-con e-parent\" data-id=\"7ba6731\" 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-1dae5f8 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"1dae5f8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-cbb1bf3 elementor-widget elementor-widget-heading\" data-id=\"cbb1bf3\" 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\">feture of single insert u drill<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-414f60a elementor-widget elementor-widget-text-editor\" data-id=\"414f60a\" 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 data-sourcepos=\"1:1-1:205\">Single insert <a class=\"wpil_keyword_link\" href=\"https:\/\/onmytoolings.com\/beginners-guide-to-u-drill-inserts\/\"   title=\"Beginner&#8217;s guide to U drill inserts\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"90\" target=\"_blank\">U drills<\/a>, while sharing some general characteristics with their two-insert counterparts, have specific features that make them suitable for particular applications. Here are the key features:<\/p><ul data-sourcepos=\"3:1-21:259\"><li data-sourcepos=\"3:1-4:0\"><p data-sourcepos=\"3:3-3:246\"><strong>Single <a class=\"wpil_keyword_link\" href=\"https:\/\/onmytoolings.com\/indexable-inserts-the-cornerstone-of-modern-machining\/\"   title=\"Indexable Inserts: The Cornerstone of Modern Machining\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"1468\" target=\"_blank\">Indexable<\/a> Insert:<\/strong> This is the defining characteristic. Instead of two inserts (one for the center and one for the periphery), only one replaceable <a class=\"wpil_keyword_link\" href=\"https:\/\/onmytoolings.com\/how-to-choose-the-right-carbide-insert\/\"   title=\"How to Choose the Right Carbide Insert?\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"1469\" target=\"_blank\">carbide insert<\/a> is used. This simplifies tool design and potentially reduces inventory.<\/p><\/li><li data-sourcepos=\"5:1-6:0\"><p data-sourcepos=\"5:3-5:211\"><strong>Smaller Diameter Applications:<\/strong> Due to the single cutting edge, these drills are often optimized for smaller hole diameters where a two-insert design might face challenges with chip evacuation or stability.<\/p><\/li><li data-sourcepos=\"7:1-8:0\"><p data-sourcepos=\"7:3-7:252\"><strong>High Efficiency and Feed Rates (for their size):<\/strong> Despite having only one insert, they are designed for high material removal rates in their intended diameter range. The robust design of <a class=\"wpil_keyword_link\" href=\"https:\/\/onmytoolings.com\/product\/u-drill-2d-body-20mm-shank-with-sp-series-insert\/\"   title=\"U Drill 2D Body 20mm Shank with SP Series Insert\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"840\" target=\"_blank\">U drills<\/a> generally allows for aggressive cutting parameters.<\/p><\/li><li data-sourcepos=\"9:1-10:0\"><p data-sourcepos=\"9:3-9:215\"><strong>Excellent Chip Evacuation:<\/strong> Like all <a class=\"wpil_keyword_link\" href=\"https:\/\/onmytoolings.com\/product\/u-drill-6d-body-25mm-shank-with-wc-series-insert\/\"   title=\"U Drill 6D Body 25mm Shank with WC Series Insert\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"1467\" target=\"_blank\">U drills<\/a>, they feature U-shaped flutes and often have internal coolant channels. This design ensures efficient chip removal, preventing chip packing and extending tool life.<\/p><\/li><li data-sourcepos=\"11:1-12:0\"><p data-sourcepos=\"11:3-11:255\"><strong>Good Hole Quality and Precision:<\/strong> Single insert U drills can produce high-quality holes with good straightness and surface finish, often eliminating the need for secondary finishing operations like reaming or boring, especially when properly aligned.<\/p><\/li><li data-sourcepos=\"13:1-14:0\"><p data-sourcepos=\"13:3-13:183\"><strong>Cost-Effectiveness (in the long run):<\/strong> The ability to replace only the worn insert, rather than the entire drill body, significantly reduces tooling costs and downtime over time.<\/p><\/li><li data-sourcepos=\"15:1-16:0\"><p data-sourcepos=\"15:3-15:226\"><strong>Versatility in Materials:<\/strong> With a wide range of insert grades and geometries available, single insert U drills can be used to machine various materials, including steel, stainless steel, cast iron, and non-ferrous metals.<\/p><\/li><li data-sourcepos=\"17:1-18:0\"><p data-sourcepos=\"17:3-17:283\"><strong>Self-Centering Capability:<\/strong> While the single insert design might require more precise machine alignment than a two-insert <a class=\"wpil_keyword_link\" href=\"https:\/\/onmytoolings.com\/holemaking-tools\/u-drills\/\"   title=\"U Drills\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"89\" target=\"_blank\">U drill<\/a>, the overall U-drill concept generally offers good self-centering characteristics, allowing direct plunging into the workpiece without a pilot hole.<\/p><\/li><li data-sourcepos=\"19:1-20:0\"><p data-sourcepos=\"19:3-19:252\"><strong>Through-Coolant System:<\/strong> Most modern U drills, including single-insert variants, incorporate through-coolant channels. This delivers coolant directly to the cutting edge, improving chip evacuation, reducing heat buildup, and extending insert life.<\/p><\/li><li data-sourcepos=\"21:1-21:259\"><p data-sourcepos=\"21:3-21:259\"><strong>Potential for Boring\/Enlarging Operations:<\/strong> In some cases, a single-insert <a class=\"wpil_keyword_link\" href=\"https:\/\/onmytoolings.com\/product\/u-drill-5d-body-40mm-shank-with-wc-series-insert\/\"   title=\"U Drill 5D Body 40mm Shank with WC Series Insert\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"841\" target=\"_blank\">U drill<\/a> can be used to enlarge existing holes by offsetting the drill in the X-axis, effectively functioning like a boring bar. This can eliminate the need for an additional tool.<\/p><\/li><\/ul>\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-f7c67af e-flex e-con-boxed e-con e-parent\" data-id=\"f7c67af\" 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-6b01cf0 elementor-widget elementor-widget-heading\" data-id=\"6b01cf0\" 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\">Single insert u drill Size Chart<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f413f47 elementor-widget elementor-widget-shortcode\" data-id=\"f413f47\" 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\">\n<table id=\"tablepress-272\" class=\"tablepress tablepress-id-272\">\n<thead>\n<tr class=\"row-1\">\n\t<th class=\"column-1\">Model<\/th><th class=\"column-2\">L1\/D<\/th><th class=\"column-3\">L1<\/th><th class=\"column-4\">L<\/th><th class=\"column-5\">D<\/th><th class=\"column-6\">D1\/L2<\/th><th class=\"column-7\">Insert<\/th><th class=\"column-8\">Screw<\/th><th class=\"column-9\">Wrench<\/th>\n<\/tr>\n<\/thead>\n<tbody class=\"row-striping row-hover\">\n<tr class=\"row-2\">\n\t<td class=\"column-1\">TCAP-08R-2D-N12<\/td><td class=\"column-2\">2D<\/td><td class=\"column-3\">16<\/td><td class=\"column-4\">67<\/td><td class=\"column-5\">8<\/td><td class=\"column-6\">12\/50<\/td><td class=\"column-7\">XCMT040104<\/td><td class=\"column-8\">M2X4L<\/td><td class=\"column-9\">T6<\/td>\n<\/tr>\n<tr class=\"row-3\">\n\t<td class=\"column-1\">TCAP-10R-2D-N12<\/td><td class=\"column-2\">2D<\/td><td class=\"column-3\">20<\/td><td class=\"column-4\">77<\/td><td class=\"column-5\">10<\/td><td class=\"column-6\">12\/50<\/td><td class=\"column-7\">XCMT050204<\/td><td class=\"column-8\">M2X4L<\/td><td class=\"column-9\">T6<\/td>\n<\/tr>\n<tr class=\"row-4\">\n\t<td class=\"column-1\">TCAP-12R-2D-N16<\/td><td class=\"column-2\">2D<\/td><td class=\"column-3\">24<\/td><td class=\"column-4\">84<\/td><td class=\"column-5\">12<\/td><td class=\"column-6\">16\/50<\/td><td class=\"column-7\">XCMT060204<\/td><td class=\"column-8\">M2.2X5L<\/td><td class=\"column-9\">T6<\/td>\n<\/tr>\n<tr class=\"row-5\">\n\t<td class=\"column-1\">TCAP-14R-2D-N16<\/td><td class=\"column-2\">20<\/td><td class=\"column-3\">28<\/td><td class=\"column-4\">00<\/td><td class=\"column-5\">14<\/td><td class=\"column-6\">16\/50<\/td><td class=\"column-7\">XCMT070304<\/td><td class=\"column-8\">M2.5X6L<\/td><td class=\"column-9\">T8<\/td>\n<\/tr>\n<tr class=\"row-6\">\n\t<td class=\"column-1\">TCAP-08R-3D-N12<\/td><td class=\"column-2\">3D<\/td><td class=\"column-3\">24<\/td><td class=\"column-4\">75<\/td><td class=\"column-5\">8<\/td><td class=\"column-6\">12\/50<\/td><td class=\"column-7\">XCMT040104<\/td><td class=\"column-8\">M2X4L<\/td><td class=\"column-9\">T6<\/td>\n<\/tr>\n<tr class=\"row-7\">\n\t<td class=\"column-1\">TCAP-10R-3D-N12<\/td><td class=\"column-2\">3D<\/td><td class=\"column-3\">30<\/td><td class=\"column-4\">87<\/td><td class=\"column-5\">10<\/td><td class=\"column-6\">12\/50<\/td><td class=\"column-7\">XCMT050204<\/td><td class=\"column-8\">M2X4L<\/td><td class=\"column-9\">T6<\/td>\n<\/tr>\n<tr class=\"row-8\">\n\t<td class=\"column-1\">TCAP-12R-3D-N16<\/td><td class=\"column-2\">3D<\/td><td class=\"column-3\">36<\/td><td class=\"column-4\">96<\/td><td class=\"column-5\">12<\/td><td class=\"column-6\">16\/50<\/td><td class=\"column-7\">XCMT060204<\/td><td class=\"column-8\">M2.2X5L<\/td><td class=\"column-9\">T6<\/td>\n<\/tr>\n<tr class=\"row-9\">\n\t<td class=\"column-1\">TCAP-14R-3D-N16<\/td><td class=\"column-2\">3D<\/td><td class=\"column-3\">42<\/td><td class=\"column-4\">104<\/td><td class=\"column-5\">14<\/td><td class=\"column-6\">16\/50<\/td><td class=\"column-7\">XCMT070304<\/td><td class=\"column-8\">M2.5X6L<\/td><td class=\"column-9\">T8<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<!-- #tablepress-272 from cache --><\/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\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>single insert u drill A single insert U drill is an efficient hole-making tool that differentiates itself from traditional twist drills and even conventional two-insert U drills by utilizing just one indexable insert. This design enables the U drill to achieve higher feed rates and superior cutting efficiency during machining operations. Typically applied for smaller [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":7902,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_uag_custom_page_level_css":"","site-sidebar-layout":"no-sidebar","site-content-layout":"page-builder","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":"disabled","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":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"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":""},"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-15350","page","type-page","status-publish","hentry"],"acf":[],"uagb_featured_image_src":{"full":false,"thumbnail":false,"medium":false,"medium_large":false,"large":false,"1536x1536":false,"2048x2048":false,"trp-custom-language-flag":false},"uagb_author_info":{"display_name":"Jiang.xu","author_link":"https:\/\/onmytoolings.com\/it\/author\/bigsunjianggmail-com\/"},"uagb_comment_info":0,"uagb_excerpt":"single insert u drill A single insert U drill is an efficient hole-making tool that differentiates itself from traditional twist drills and even conventional two-insert U drills by utilizing just one indexable insert. This design enables the U drill to achieve higher feed rates and superior cutting efficiency during machining operations. Typically applied for smaller&hellip;","_links":{"self":[{"href":"https:\/\/onmytoolings.com\/it\/wp-json\/wp\/v2\/pages\/15350","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/onmytoolings.com\/it\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/onmytoolings.com\/it\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/onmytoolings.com\/it\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/onmytoolings.com\/it\/wp-json\/wp\/v2\/comments?post=15350"}],"version-history":[{"count":10,"href":"https:\/\/onmytoolings.com\/it\/wp-json\/wp\/v2\/pages\/15350\/revisions"}],"predecessor-version":[{"id":18141,"href":"https:\/\/onmytoolings.com\/it\/wp-json\/wp\/v2\/pages\/15350\/revisions\/18141"}],"up":[{"embeddable":true,"href":"https:\/\/onmytoolings.com\/it\/wp-json\/wp\/v2\/pages\/7902"}],"wp:attachment":[{"href":"https:\/\/onmytoolings.com\/it\/wp-json\/wp\/v2\/media?parent=15350"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}