12mm Diamond Hex Shank Core Drill Creates holes for pipe and

Creates holes for pipe and tubing installations

The crest is flat and the thread has clearance at the root allowing external thread and internal thread to engage well

Apply spinning core drill to workpiece at an angle so that only the edge is engaged

Brilliant saws may be used in pistol and pedestal drills using the three jaw chuck adaptor mandrel - Part # 7084-1420

smooth cuts and less vibration

12mm Diamond Hex Shank Core Drill Creates holes for pipe and12mm 1 4" Hex Shank Diamond 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.