The Drillpro diamond core drills are suitable for drilling glass, tiles, ceramics, porcelaine, marble and stone. The shaft with a diameter of 1/8" (approx. 3.2 mm) can be used in a drill press or a hand-held drill. The 100 grit diamonds are electroplated on the inside and outside of the shaft end. The drills find their perfect application in the home, hobby, craft or in construction work. Important: Always use the drills with water cooling.
One drill each with outer diameter 3,2 mm / 4 mm / 5 mm / 6,2 mm / 7,2 mm / 8 mm / 9 mm / 10 mm / 11 mm / 13 mm