IRWIN Granite Drill Bit 14.0 x 160mm
is no longer available although you may find similar or newer versions below:
The Irwin IRW10501914 Granite drill bit has the following dimensions:Drillbit diameter: 14.0mmTotal length: 160mmWorking Length: 100mm
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