2 1/2 Inch Dry Core Drill Bit With Pilot Bit And 2 Pcs Adapters (SDS Plus Adapterhex Adapter), 5/8"-11 Threaded Diamond Core Bit For Concrete/Brick/Masonry, 10" Drilling Depth
5" Pro Dry Core Drill Bit With Pilot Bit 3 Adapters (SDS Plus/SDS Max/1/2 Hex), Upgraded-Welded Blade Core Bits For Concrete With Rebar, Masonry, Brick, Mortar - 9.5" Depth, 5/8"-11 Thread
2 1/2 Inch Dry Core Drill Bit With Pilot Bit And 2 Pcs Adapters (SDS Plus Adapterhex Adapter), 5/8"-11 Threaded Diamond Core Bit For Concrete/Brick/Masonry, 10" Drilling Depth