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 IRW10501918 Granite 7 piece drill bit set contains the following pieces:
4.0, 5.0, 6.0, 7.0, 8.0, 10.0 and 12.0mm
EAN 5709131248194 Manufacturers Product Code IRW10501918 Chuck Fitting Standard
Questions about IRWIN Granite Drill Bit Set of 7: 4, 5, 6, 7, 8, 10 & 12mm.This product has no questions yet.