DORMER A777 Cobalt Jobber Drills 3.5mm

High-performance cobalt jobber drills designed for demanding drilling applications. Features a bronze finish and 135° 4 facet point geometry for superior chip evacuation and extended tool life. Complies with DIN 338 standards. The 3.5mm size is ideal for precision work in steel, stainless steel, and cast iron. Cobalt construction provides excellent heat resistance, making these drills suitable for high-speed machining without frequent tool changes.