The KWB electrician's drill bit set is a professional and reliable solution for precision drilling in various materials such as metal, plastic or wood. Consisting of Bi-metallic drill bits with HSS-CO (high-speed steel with cobalt), this set guarantees high durability, resistance to high temperatures and long service life. It includes the sizes most used by electricians: 35 mm, 44 mm, 51 mm, 65 mm and 68 mm, making it suitable for electrical installations, socket boxes and cable ducts. The set also contains an indicator for precise positioning, ensuring efficiency and accuracy during work. Practically organized, this set is essential for any electrical professional who demands high quality and performance.