{"product_id":"sds-plus-4ct-mx4™-1-4-x-4-x-6","title":"SDS Plus 4CT MX4™ 1\/4\" X 4\" X 6\"","description":"\u003cp data-end=\"329\" data-start=\"89\"\u003eThe \u003cstrong data-end=\"156\" data-start=\"93\"\u003eMilwaukee 48-20-7331 SDS Plus 1\/4\" x 4\" x 6\" MX4™ Drill Bit\u003c\/strong\u003e is a professional-grade masonry bit engineered for fast, precise drilling in concrete, brick, and block—especially in applications involving reinforced concrete with rebar.\u003c\/p\u003e\n\u003cp data-end=\"652\" data-start=\"331\"\u003eBuilt with Milwaukee’s \u003cstrong data-end=\"390\" data-start=\"354\"\u003eMX4™ 4-cutter solid carbide head\u003c\/strong\u003e, this bit delivers significantly improved durability and stability compared to traditional 2-cutter designs. The four-cutter geometry helps maintain a consistent hole diameter, reduces walking, and improves performance when encountering rebar or hard aggregate.\u003c\/p\u003e\n\u003cp data-end=\"978\" data-start=\"654\"\u003eIts \u003cstrong data-end=\"679\" data-start=\"658\"\u003ebreaker-point tip\u003c\/strong\u003e aggressively fractures concrete for faster penetration, while the reinforced flute design efficiently removes dust and debris to reduce heat buildup and improve drilling speed. The bit also includes a \u003cstrong data-end=\"904\" data-start=\"881\"\u003ewear mark indicator\u003c\/strong\u003e, signaling when it has exceeded ANSI tolerance for safe and accurate use.\u003c\/p\u003e\n\u003cp data-end=\"1194\" data-start=\"980\"\u003eThe \u003cstrong data-end=\"1005\" data-start=\"984\"\u003e1\/4-inch diameter\u003c\/strong\u003e makes it ideal for light-duty anchoring and Tapcon-style fasteners, while the \u003cstrong data-end=\"1132\" data-start=\"1084\"\u003e4-inch working depth (6-inch overall length)\u003c\/strong\u003e provides controlled drilling for standard installation tasks.\u003c\/p\u003e\n\u003ch3 data-end=\"1213\" data-start=\"1196\" data-section-id=\"12jh0uk\"\u003eKey Features:\u003c\/h3\u003e\n\u003cul data-end=\"1577\" data-start=\"1214\"\u003e\n\u003cli data-end=\"1280\" data-start=\"1214\" data-section-id=\"1jad7rm\"\u003e\n\u003cstrong data-end=\"1246\" data-start=\"1216\"\u003eMX4™ 4-cutter carbide head\u003c\/strong\u003e for maximum durability in rebar\u003c\/li\u003e\n\u003cli data-end=\"1336\" data-start=\"1281\" data-section-id=\"2yd0a0\"\u003e\n\u003cstrong data-end=\"1304\" data-start=\"1283\"\u003eBreaker-point tip\u003c\/strong\u003e for fast, aggressive drilling\u003c\/li\u003e\n\u003cli data-end=\"1408\" data-start=\"1337\" data-section-id=\"3ywdy9\"\u003eReinforced flutes for improved debris removal and reduced vibration\u003c\/li\u003e\n\u003cli data-end=\"1459\" data-start=\"1409\" data-section-id=\"1j3jhog\"\u003eWear mark indicator for end-of-life visibility\u003c\/li\u003e\n\u003cli data-end=\"1515\" data-start=\"1460\" data-section-id=\"1079nxs\"\u003e\n\u003cstrong data-end=\"1480\" data-start=\"1462\"\u003eSDS-Plus shank\u003c\/strong\u003e fits all SDS-Plus rotary hammers\u003c\/li\u003e\n\u003cli data-end=\"1577\" data-start=\"1516\" data-section-id=\"ttt6lz\"\u003eDesigned for \u003cstrong data-end=\"1577\" data-start=\"1531\"\u003econcrete, masonry, and reinforced concrete\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-end=\"1602\" data-start=\"1579\" data-section-id=\"1rsfkds\"\u003eIdeal Applications:\u003c\/h3\u003e\n\u003cul data-end=\"1794\" data-start=\"1603\"\u003e\n\u003cli data-end=\"1648\" data-start=\"1603\" data-section-id=\"usa7q8\"\u003eInstalling concrete anchors and fasteners\u003c\/li\u003e\n\u003cli data-end=\"1700\" data-start=\"1649\" data-section-id=\"1mvemhy\"\u003eDrilling into brick, block, and poured concrete\u003c\/li\u003e\n\u003cli data-end=\"1757\" data-start=\"1701\" data-section-id=\"vzj2ge\"\u003eLight-duty electrical, plumbing, and mechanical work\u003c\/li\u003e\n\u003cli data-end=\"1794\" data-start=\"1758\" data-section-id=\"1gfuihz\"\u003eGeneral-purpose masonry drilling\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Milwaukee","offers":[{"title":"Default Title","offer_id":52411718467873,"sku":"48-20-7331","price":5.54,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/1905\/1041\/files\/shopping_19.webp?v=1776359239","url":"https:\/\/standardvmi.com\/products\/sds-plus-4ct-mx4%e2%84%a2-1-4-x-4-x-6","provider":"Standard Plumbing Supply","version":"1.0","type":"link"}