These Core Drill Bits are easy to use, and fast perforated. Made from they are high temperature quenched for high hardness. With a 130 degree drill point design, the carbide teeth are sharp and durable.

Suitable for percussion drills, electric hammers, etc., useful for openings on red brick walls, cement walls, air-conditioning holes, water pipe holes, and smoke machine holes.

Please match the thread size to the relevant adapter. Adapters come with locking bolt and pilot drill.