IRWIN 10501894 - Granite drill bit

Description

FOR PERCUSSION DRILLING in very hard materials such as granite. EXTREMELY HARD AND WEAR RESISTANT CARBIDE guarantees up to 40% more holes compared to conventional masonry drill bits. STONE MASONS favor this product for impact drilling of natural stone like granite. SPECIAL SHAPED CUTTING EDGES mean higher durability resulting in 50% more accurately sized holes per drill bit.