General description High-performance tungsten carbide tipped drill bit designed for rotary percussion drilling into hard masonry materials such as concrete, bricks, blocks, marble, and stone. The SDS Plus bits ensure maximum power transmission due to their unique fluted shaft, which effectively removes situations where a perfectly serviceable cutting edge is rendered useless by a worn shank. The SDS Plus system also enables faster changing of drills using a quick-release keyless chuck. Technical specifications Diameter: 12mm Overall Length: 610mm Working Length: 550mm Material: Tungsten carbide tip Compatibility and accessories Compatible with SDS Plus chucks Suitable for use with rotary percussion drills Installation Insert the drill bit into an SDS Plus chuck ensuring it is securely locked in place. Use the quick-release mechanism for fast and tool-free changing of drill bits. Usage Use for drilling into concrete, bricks, blocks, marble, hard stone, and other masonry materials.