High-speed steel (HSS) drill for drilling in bronze, brass, carbon steel, cast iron, alloy steel and stainless steel. Rolled flute with high elasticity and a low risk of breakage due to the manufacturing process. Oxide coating reduces wear with good and rapid chip removal. Drill bits have a cylindrical shank (shank equal to drill bit diameter) and are designed for use in drill stands and drill drivers. Manufactured to DIN 338. Size range 1mm to 13mm. Size 1mm up to 4mm, two drills in each tube