Precision ground steel drill bits for a variety of applications. Manufactured to DIN338 standards, 135 degree split point tip for drilling without pre-centring. Fast drilling and perfect finishing are made possible by the ground cutting edge, and chip removal is made possible by the ground flute. Industrial quality drill bits manufactured from high-quality high-speed steel and hardened for superb strength. Right hand cutting at 30 degrees. Suitable for drilling cast iron, sheet metal, non-ferrous metal, steel, stainless steel, brass, wood and PVC. This set contains 1 to 10mm bits in 0.5mm increments.