Irwin® Glass & Tile Drill Bit Set of 5 Manufacturer Displays (A-K) extremely heat resistant 5% cobalt-alloyed

extremely heat resistant 5% cobalt-alloyed high speed steel produced according to DIN 338

Product Dimensions (W x H): 810 X 2110mm

Manufactured from chrome vanadium steel that's hardened and tempered

Blade length: 225mm

Irwin® Glass & Tile Drill Bit Set of 5 Manufacturer Displays (A-K) extremely heat resistant 5% cobalt-alloyedThe Irwin Glass & Tile Drill Bits are suitable for drilling glass, porcelain and ceramics. Drill with low RPM (300RPM recommended), water cooling is also recommended. Do not use on hammer setting. The Irwin IRW10507912 glass & tile drill bit 5 piece set includes the following pieces: 4, 5, 6, 8 and 10mm