Dri5 Diamond Core Drill Bit 4 in

DRI5 is designed for drilling brick when using an angle grinder, also can be used for fast drilling of block, brick or soft aggregate concrete on angle grinders or hand held drills, not recommended for hard concrete or steel
The specially designed barrel vents keep bits cool and provide fast removal of cuttings
Use these bits on core drilling machines or right angle grinders
These bits drill faster than conventional carbide-tipped percussion bits for a smoother finish and little patching
Total segment height is 0.32 in
Mount bits directly onto standard 5/8 in-11 grinder spindles
10 in core travel