Advanced Irwin Pro-Series 5 Piece Glass & Tile Drill Bit Set 4 - 10mm [Multi Set] --

Description

The Irwin glass and tile drill bits are suitable for drilling glass, porcelain and ceramics. When using, drill with low RPM 300 RPM recommended and water cooling is also recommended. Note: No hammer action.The Irwin IRW10507912 glass & tile drill bit 5 piece set includes the following pieces:4, 5, 6, 8 and 10mm... --