The dry diamond drill bit uses vacuum brazed technology which allows the dry bit to be used at a higher temperature to cut through hard porcelain tile, ceramics, marble and slate with ease. The drilling bits 6mm - 14mm built with integrated lubrivant, witch aids cooling and prolongs life, that means there is no requirement for additional lubricant. Work with granite & marble, masonry, concrete, tile/ceramic, glass, hard plastic and other hard materials. M14 shank, prevents slippage in the chuck.
Laser etched, diameter on body for ease of identification.
 
Red Kit of 5 pcs (60 grit)
Shank M14 (fit angle grinder) ~ 1/2"
Hole ø: 20mm (25/32"), 35mm (1-3/8"), 45mm (1-25/32"), 50mm (1-31/32"), 68mm (2-11/16")
Diamond coated: 15mm (5/8")
Head length: 40mm (1-9/16")
Total length: 60mm (2-3/8")
Made in China
Imported