The guhring no 205 hss jobber twist drill bit is a professional grade drilling solution manufactured from high speed steel for exceptional durability in demanding trade applications. Engineered for drilling a comprehensive range of materials including steel, cast steel alloyed and unalloyed, grey cast iron, spheroidal iron, sintered powder metal, german silver and graphite. This drill bit delivers enhanced performance through improved chip flow and effective heat dissipation, extending tool life and maintaining cutting efficiency. Manufactured to bs 328 and din338rn standards, it provides the reliability and precision that professional tradespeople and contractors require for commercial metalworking and fabrication applications. Features and benefits bull high speed steel construction for superior durability and longevity bull black oxide finish aids chip evacuation and heat dissipation bull suitable for multiple metal types including ferrous and non ferrous materials bull manufactured to bs 328 and din338rn standards bull ideal for professional metalworking applications specifications diameter 1mm