Suitable for alloyed and unalloyed steels with a tensile strength of up to 900 N/mm², non-ferrous metals, gray cast iron, and hard plastics. High elasticity due to warm-formed manufacturing. Low risk of breakage, especially when drilling with a diameter of less than 6 mm. Spiral flute with oxide coating for quick chip removal. Long tool life due to robust core strength and pronounced hardness in the working area. Twist drill made of high-speed steel according to DIN 338. Right-hand twist drill type N, drill point 118°, diameter tolerance h 8. Rolled spiral with ground chamfer, steam-hardened. The working end corresponds to the drill diameter, drill color: black. Double flute, cylindrical, double spiral. Note: Use universal cutting oil when working with HSS-R metal drills. Packaged with 1 piece. Dimensions: 5 x 52 x 86 mm.