The Irwin Speedhammer Plus Drill Bits are designed for exceptional fast drilling in brick, block, masonry, concrete and granite. The patented, unique single flute design ensures efficient, speedy removal of dust and lower vibrations and 28% greater capacity meaning more efficient waste removal. They have a patented extra short drill bit head which means the head takes 80% of the workload, ensuring higher durability and speed. Clears drilling dust directly into the flute, reducing the risk of clogging. The bits have 25% more tungsten carbide for extra strength and they drill 25% faster than competitive drill bits with the same high durability. In addition, they have more aggressive cutting angles and self-centring for faster drilling. The Irwin IRW10501952 Speedhammer Plus drill bit has the following dimensions: Drillbit diameter: 5.5mm Total length: 260mm Working Length: 200mm IRWIN Industrial Tools Ltd., a Newell Rubbermaid Company, produces high-quality hand tools and power tools accessories for metalworking and woodworking professionals. As well as the Record brand of hand tools, consisting of metalworking and woodworking vices, bolt-cutters, G-clamps, pipe tools and woodworking planes, the company has many other famous brands, including: Marples, Jack, Vise-Grip, Quick-Grip, Gilbow, Joran, Hilmor, Hanson, Strait-Line and Lenox.
1 x Irwin IRW10501952 Speedhammer Plus Drill Bit 5.5mm x 260mm