DaduoRi 4-1/2" Pro Concrete Core Drill Bit with SDS Plus Adapter (1-1/4"-7 Thread) - 14" Cutting Depth & Upgraded Welded Core Bits for Concrete with Rebar, Brick, Masonry,Stucco,Mortar,Wet Coring

Additional Details from the Manufacturer

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More features

• Complete Core Drill Bit Kit – Includes 1× 4.5" core bit (1-1/4"-7 UNC thread) + 1× standard UNC core drill adapter (SDS Plus shank). Good solution for DIYers needing core drilling without professional core rig
• Convert Your SDS Plus Drill Instantly – Our core drill bit adapter quickly connects standard SDS Plus rotary hammers to core bits. During drilling ,recommend manual water cooling (or updated to our water injection adapter)
• Upgraded Laser-Welded Segments - The 4 1/2 inch core drill bits reinforced construction minimizes tooth breakage (ROTATION mode only). Segment height: 10mm
• Compatible Materials: Suitable for coring a wide range of surfaces including reinforced concrete with rebar(medium-light), brick wall, block, stucco,mortar and stone
• Innovative designs from DaduoRi - Our concrete coring bits alaways design to simplify drilling tasks for both professionals and DIYers. Just come!