Diamond Core Drill Bit, 78 x 170mm

Designed for dry cutting and suitable for use on most masonry applications, including brick and concrete blocks, this 78 x 170mm diamond core bit is popular for use in the plumbing, electrical and general building trades. The bit is compatible with all 1/2″ BSP threaded arbors and has a laser-welded diamond segment connection. It should not be used in hammer mode.