Irwin Granite Drill Bit 14.0 x 160mm IRW10501916

General description The Irwin IRW10501914 Granite drill bit is specifically designed for impact and percussion drilling in very hard materials such as granite, concrete, and natural stone. Its advanced design allows it to drill 40% more holes than conventional masonry drill bits, thanks to an extra hard, thicker, and more robust carbide tip. The rounded cutting edges enhance durability, resulting in 50% more accurately sized holes per drill bit. Technical specifications Drill bit diameter: 14.0mm Total length: 160mm Working length: 100mm