The DeWalt Extreme Masonry Drill Bits offer excellent quality for all types of masonry work. They last up to 2 times longer and deliver up to 50% more holes per charge on a cordless drill than a standard masonry bit. Optimum carbide grade maximises durability. A unique tip design provides an efficient drilling action and reduced walking for greater accuracy. Optimised milled flute offers fast drilling and the special copper brazing withstands high temperatures. Features & Benefits • Typically used for drilling anchor, plastic plug, fixing or pipework clearance holes • Anti-Slip shank • Suitable for masonry, brick, stone, tiles and light concrete • Unique hard metal with low-stress high-temperature copper soldering • Optimized for maximum durability and break out safety • Hardened steel body with core reinforcement and a large volume machined spiral • For maximum tensile strength combined with very high drilling progress Specifications • Diameter: 13mm • Working Length: 100mm • Overall