Irwin 10501905 Granite Drill Bit, Multi, 7.0mm x 110mm

General description The Irwin Granite drill bit range is specifically designed for impact and percussion drilling in very hard materials such as granite, concrete, and natural stone. It features an extra hard, thicker, and more robust carbide tip that allows it to drill 40% more holes than conventional masonry drill bits. The rounded cutting edges enhance durability, resulting in 50% more accurately sized holes per drill bit. Technical specifications Diameter: 7.0mm Overall Length: 110mm Working Length: 65mm Compatibility and accessories Suitable for use with standard drill chucks compatible with 7mm diameter bits Designed for drilling into granite, stone, concrete, and similar hard materials Installation Insert the drill bit into the drill chuck and tighten securely Ensure the drill is set to the appropriate speed for masonry drilling Usage Use with appropriate safety gear such as goggles and gloves Apply steady pressure during drilling for best results Use water or a cooling