{"product_id":"4-1-2-pro-dry-core-drill-bit-with-pilot-bit-3-adapters-sds-plus-sds-max-1-2-hex-upgraded-welded-core-bits-for-concrete-with-rebar-masonry-brick-mortar-9-5-depth-5-8-11-thread","title":"4-1\/2\" Pro Dry Core Drill Bit with Pilot Bit \u0026 3 Adapters (SDS Plus\/SDS Max\/1\/2 Hex), Upgraded-Welded Core Bits for Concrete with Rebar, Masonry, Brick, Mortar - 9.5\" Depth, 5\/8\"-11 Thread","description":"\u003cp\u003eComplete Core Drill Set  Includes 1 dry core drill bit (OD:4 1\/2 inch), 1 pilot bit, 1 drift key and 3 adapters (5\/8\"-11 male thread to SDS Max\/Plus \u0026amp; 1\/2\" Hex) for compatibility with most standard drills and hammer drills. (For best results, use included adapters with guiding bitcompatibility with other brands may vary. See the user manual) | Precision Design \u0026amp; Instant Positioning - No need pre-drilling guide bit by DaduoRi designed, enabling seamless start-to-finish operation without mode switching. The sharp pilot tip instantly penetrates surfaces for faster, more accurate positioning. Important: Remove center bit after positioning | Improved Cutting Segment Formula  Features a newly cutting segment with higher durability, this core drill bit with pilot bit effectively drills through low to medium-reinforced concrete. (Tested on 8\" thick concrete with 12mm rebar 8-10 holes per bit.) | Upgraded-Welded Segments - Reinforced construction minimizes tooth breakage (ROTATION mode only). DaduoRi's coring bits alaways design to simplify drilling tasks for both professionals and DIYers | Compatible Materials: This concrete core bit drills efficiently through brick, mortar, cinder block, and low to medium-reinforced concrete with rebar, making it suitable for HVAC, plumbing work\u003c\/p\u003e","brand":"DaduoRi","offers":[{"title":"Default Title","offer_id":51751310033186,"sku":"B0F638FD7K","price":89.09,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/0294\/8642\/files\/41KKqpeoXvL._SX342_SY445_QL70_FMwebp_425c16a4-b924-494f-b056-d361b55929b3.webp?v=1781075637","url":"https:\/\/arlenzone.com\/products\/4-1-2-pro-dry-core-drill-bit-with-pilot-bit-3-adapters-sds-plus-sds-max-1-2-hex-upgraded-welded-core-bits-for-concrete-with-rebar-masonry-brick-mortar-9-5-depth-5-8-11-thread","provider":"Arlenzone.com","version":"1.0","type":"link"}