This TCT multi construction drill bit delivers durability and stable drilling in different materials. Making it ideal for use on building sites because it eliminates the need to change drill bits frequently - improving efficiency. The Tungsten Carbide tip is self-centring and ultra-tough for reliable cutting performance. Double flute design prevents material from clogging the hole, providing rapid stock removal. Suitable for use with brick, concrete, stone, slate, tiles, sheet metal, wood and plastics. Compatible with a standard 10/13mm chuck.