Ø D 16 mm L 170 mm l1 50 mm l 52 mm Weight 0,180 kg Even Teeth 8 Points Material efficient high-speed steel HSS. Left hand helix 7° with uniform spacing. Usage Machine reaming of holes in ferrous and non-ferrous metals, their alloys and plastics. Manufacturing Mode F - milled Surface Treatment without treatment Ø d h9 12,5 mm Tolerance H7