Twist drill DIN 338 HSS-Co Ruko

Strong right-hand cutting high-performance drill bit with pronounced hot hardness resistance. Ideal for drilling stainless, acid and heat-resistant steel with high strength. HSSE-Co 5:High-performance high-speed steel with 5 % cobalt content. High toughness and heat resistance, for drilling in difficult-to-machine materials with a strength of up to 1100 N/mm².