HSS-R roll forged 4341 high speed steel ‘jobber’ bits. Manufactured to DIN338 with 118° point. For drilling steel, aluminium, non-ferrous metals, plastics and wood. Use cooling agent and drill at slow speeds for best results in metals. Sizes 1 – 13mm in 0.5mm increments. Metal storage case. HSS-R roll forged 4341 high speed steel ‘jobber’ bits. Manufactured to DIN338 with 118° point. For drilling steel, aluminium, non-ferrous metals, plastics and wood. Use cooling agent and drill at slow speeds for best results in metals. Sizes 1 – 13mm in 0.5mm increments. Metal storage case.