Granite Drill Bit 12.0 x 160mm - IRW10501914

The Irwin Granite drill bit range has been designed for impact / percussion drilling in very hard materials such as granite, concrete and natural stone. They can drill 40% more holes than conventional masonry drill bits due to an extra hard, thicker and more robust carbide tip. The rounded cutting edges mean higher durability resulting in 50% more accurately sized holes per drill bit. The Irwin IRW10501914 Granite drill bit has the following dimensions: Drillbit diameter: 12.0mm Total length: 160mm Working Length: 130mm