General description Faithfull Dry Diamond Core Bits combine a professional quality 1/2in BSP threaded core with premium 8mm fluted turbo cut diamond segments. They are designed for exceptional wear and speed of cut, making them ideal for plumbing, electrical, and general building installations to cut clean holes in brick and concrete blocks. The V-groove segments assist in clearing debris during use. Technical specifications Diameter: 152mm Length: 150mm MFR Part No.: FAIDCD152 Overall Length: 150mm Compatibility and accessories Suitable for rotary use ONLY Must not be used on percussion/hammer mode For use with a power drill of 850 watts or higher, equipped with a safety clutch and a variable speed function Do not use Diamond Cores larger than Ø78mm with SDS Plus drills to avoid damage to the power tool or SDS adaptor Best results when used with a purpose-built core drilling machine Other information