Irwin® 10501896 Granite Drill Bit 4.0 X 80Mm

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.Size 4.0 x 80mmPTDIRW10501896