Diamond 1/4 Hex Shank Core Drill Size:8mm Diamond 1/4 Hex Shank Core Drill Metric Coarse angle of thread

Metric Coarse angle of thread is 60 degrees

When drilling multiple holes in ceramic tiles

Apply constant movement and light pressure when using the burr

and their temperature resistance allows faster machining

or when drilling vitrified porcelain

Diamond 1/4 Hex Shank Core Drill Size:8mm Diamond 1/4 Hex Shank Core Drill Metric Coarse angle of threadBrilliant Diamond Hex Shank Core Drill Brilliant Diamond Vacuum Brazed Core Drill. Vacuum brazed, self lubricating, wax filled diamond core drills. One piece hex shank. Suitable for drilling tiles, ceramics, vitrified products, porcelain, natural and composite engineered stone, monocottura, fibreglass, graphite, carbon fibre, FRP's, and other highly abrasive materials. The wax filled core lubricates the cutting edge allowing dry, water free, drilling.