HSS-E NC reamer, 5.5 mm, Uncoated

Version suitable for NC similar to DIN 212 with straight shank dia for standard chucking especially in hydraulic chucks or high precision collet chucks. For highest concentricity and process reliability. No need to order special collets. With long flutes and left-hand helix. dia size 1.7 with 3 teeth- dia size 1.8 even number of teeth and irregular spacing. dia size 3.7 both ends with center points- dia size 3.8 both ends with center holes. Reamer manufacturing or cutting edge tolerance to DIN1420 for H7 bore tolerance. Application for type of drilling: for through holes Tolerance: H7 Number of cutting edges Z: 6 Tolerance: H7 Flute length Lc: 26 mm Overhang L1: 56 mm Overall length L: 93 mm Number of cutting edges Z: 6 Shank dia Ds: 6 mm