Precision ground M2 TiN coated steel drill bits for use on the toughest materials. Manufactured to DIN338 standards, with a 135 degree split point tip for spot drilling without pre-centring. TiN coating provides excellent resistance to heat and wear. Right hand cutting at 30 degrees. Suitable for drilling sheet metals, non-ferrous metal, steel, stainless steel, cast iron, brass and aluminium. This set contains 1 to 13mm bits in 0.5mm increments.