Dry Diamond Core Drill Bits for Brick or Block

Dry diamond core bits with #30/40 diamond grits. Designed for drilling: Brick Cinderblock We also offer bits that work with vacuums to reduce dust, check out these core bits with vacuum swivel here.  Not sure whether to use dry or wet bits? Check out our short guide here. Use on rotary mode only, please do not use hammer mode. Segment Height: 10 mm Arbor Size: 5/8" - 11 Drilling Depth: 9.5" Drilling Method: Wet or dry