Photo 1 of DaduoRi 3" Concrete Core Drill Bit with SDS Max Adapter (1-1/4"-7 Thread) - 14" Cutting Depth & Upgraded Welded Teeth Core Bits for Concrete with Rebar, Brick, Masonry,Stucco,Mortar,Wet Coring

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Photo 1 of DaduoRi 3" Concrete Core Drill Bit with SDS Max Adapter (1-1/4"-7 Thread) - 14" Cutting Depth & Upgraded Welded Teeth Core Bits for Concrete with Rebar, Brick, Masonry,Stucco,Mortar,Wet CoringPhoto 2 of DaduoRi 3" Concrete Core Drill Bit with SDS Max Adapter (1-1/4"-7 Thread) - 14" Cutting Depth & Upgraded Welded Teeth Core Bits for Concrete with Rebar, Brick, Masonry,Stucco,Mortar,Wet Coring