{"product_id":"indexable-insert-u-drill-21-5-mm-ii-weldon-shank-ii-through-coolant-ii-10-pcs-carbide-inserts-free","title":"Indexable Insert U Drill 21.5 MM II Weldon Shank II Through Coolant II 10 pcs Carbide Inserts FREE","description":"\u003cp class=\"\" data-end=\"506\" data-start=\"235\"\u003eA \u003cstrong data-end=\"248\" data-start=\"237\"\u003eU Drill\u003c\/strong\u003e (also called as \u003cstrong data-end=\"302\" data-start=\"283\"\u003eIndexable Drill\u003c\/strong\u003e) is a type of drill used in CNC\/VMC machines to \u003cstrong data-end=\"405\" data-start=\"351\"\u003edrill large diameter holes quickly and efficiently\u003c\/strong\u003e. \u003c\/p\u003e\n\u003chr class=\"\" data-end=\"511\" data-start=\"508\"\u003e\n\u003ch2 class=\"\" data-end=\"544\" data-start=\"513\"\u003e🛠️ Key Features of U Drills\u003c\/h2\u003e\n\u003col data-end=\"1213\" data-start=\"546\"\u003e\n\u003cli class=\"\" data-end=\"696\" data-start=\"546\"\u003e\n\u003cp class=\"\" data-end=\"696\" data-start=\"549\"\u003e\u003cstrong data-end=\"570\" data-start=\"549\"\u003eInsert-Based Tool\u003c\/strong\u003e: Uses \u003cstrong data-end=\"606\" data-start=\"577\"\u003eindexable carbide inserts\u003c\/strong\u003e at the cutting edge, which can be replaced when worn — no need to sharpen the whole tool.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"\" data-end=\"794\" data-start=\"701\"\u003e\n\u003cp class=\"\" data-end=\"794\" data-start=\"704\"\u003e\u003cstrong data-end=\"727\" data-start=\"704\"\u003eHigh Feed and Speed\u003c\/strong\u003e: Designed for \u003cstrong data-end=\"766\" data-start=\"742\"\u003ehigh-speed machining\u003c\/strong\u003e and \u003cstrong data-end=\"793\" data-start=\"771\"\u003edeep hole drilling\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"\" data-end=\"918\" data-start=\"796\"\u003e\n\u003cp class=\"\" data-end=\"918\" data-start=\"799\"\u003e\u003cstrong data-end=\"825\" data-start=\"799\"\u003eCoolant Through Design\u003c\/strong\u003e: These U drills come with \u003cstrong data-end=\"876\" data-start=\"851\"\u003ethrough-coolant holes\u003c\/strong\u003e to improve chip evacuation and tool life.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"\" data-end=\"1034\" data-start=\"920\"\u003e\n\u003cp class=\"\" data-end=\"1034\" data-start=\"923\"\u003e\u003cstrong data-end=\"937\" data-start=\"923\"\u003eRigid Body\u003c\/strong\u003e: Typically solid and made for high-strength applications — minimizes deflection\/vibration during drilling and hence are quite accurate.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"\" data-end=\"1213\" data-start=\"1036\"\u003e\n\u003cp class=\"\" data-end=\"1213\" data-start=\"1039\"\u003e\u003cstrong data-end=\"1062\" data-start=\"1039\"\u003eDouble Cutting Edge\u003c\/strong\u003e: Unlike twist drills that cut with a single point, U drills often have \u003cstrong data-end=\"1157\" data-start=\"1134\"\u003etwo cutting inserts\u003c\/strong\u003e, balancing the cutting force and improving performance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eEach drill requires two inserts; Replace just the inserts instead of the entire tool when the cutting edges wear down\u003c\/span\u003e\u003c\/p\u003e\n\u003cul class=\"a-unordered-list a-vertical a-spacing-mini\"\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003eUsable in CNC machines with coolant through capabilities for efficient chip evacuation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003eCan be used to drill holes with high accuracy and precision; Suitable for a wide variety of materials, including steel, hardened steel, tool steel, stainless steel, plastic, titanium, aluminum, brass, and bronze.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003eIncludes: 10 pieces suitable size inserts with every U drill order, that you will purchase from us.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e\u003cspan class=\"a-list-item\"\u003eIMPORTANT TO UNDERSTAND:-\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003ePlease choose L x D of drill size as it can change drilling capacity which is most important part of drilling.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eExample of above illustration: What does 2D, 3D, 4D \u0026amp; 5D mean? \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eAnswer: \u003c\/strong\u003e\u003c\/span\u003e2 x Diameter (D) will give you the maximum Drill depth you can achieve through  that U drill size, So please chose very carefully from the drop down keeping in mind the Bore diameter, \u0026amp; depth of the drill that you wanted to make with it.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"UK Tool Supplies","offers":[{"title":"Dia 21.5 mm~2D~25 mm Shank","offer_id":52236938903841,"sku":"10-JAI-UD21.5-1","price":11400.0,"currency_code":"INR","in_stock":true},{"title":"Dia 21.5 mm~3D~25 mm Shank","offer_id":52236938936609,"sku":"10-JAI-UD21.5-2","price":11400.0,"currency_code":"INR","in_stock":true},{"title":"Dia 21.5 mm~4D~25 mm Shank","offer_id":52236938969377,"sku":"10-JAI-UD21.5-3","price":11400.0,"currency_code":"INR","in_stock":false},{"title":"Dia 21.5 mm~5D~25 mm Shank","offer_id":52236939002145,"sku":"10-JAI-UD21.5-4","price":18800.0,"currency_code":"INR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0971\/7769\/8593\/files\/WhatsApp_Image_2025-04-11_at_16.10.52_2_d3400dc4-2c09-45ad-af23-47a301b8b987.jpg?v=1772700841","url":"https:\/\/uktoolsupplies.co.uk\/products\/indexable-insert-u-drill-21-5-mm-ii-weldon-shank-ii-through-coolant-ii-10-pcs-carbide-inserts-free","provider":"UK Tool Supplies","version":"1.0","type":"link"}