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.
 
Diamond dry drill bit (60 grit)
Shank M14 (fit angle grinder)
Hole ø: 6mm (1/4")
Diamond coated: 10mm (13/32")
Head length: 40mm (1-9/16")
Total length: 60mm (2-3/8")
Made in China
Imported