Stier Twist drill 4.2 mm Premium HSS-E Co5 DIN 338 135°

Features: Precision-ground and high-quality premium drills with a cobalt content of 5% for increased wear resistance. Designed for high precision with pronounced heat resistance for use in drill stands or pillar drills. Ground according to DIN 338. Cylindrical shank, short, right-hand cutting. Medium-alloy high-speed steel. High toughness. Increased heat hardness and temper resistance up to 600°C. Application: Stainless steel, alloyed and high-strength alloyed steels, non-ferrous metals, and bronze up to 1,400 N/mm², gray cast iron, and hard plastic. STIER products are developed by professionals from crafts and industry, combining maximum performance and ergonomics. Powerful. Durable. Long-lasting. Thousands of customers trust the best price-performance ratio. Experience the STIER product range on our brand page.