... and multigearProfile/flank shapesAcc. to all current standards, special forms, for roughing and finish-millingBore designsExternal: Ø 24 to 180 mmTotal length ... 250 mmBore Ø: 6 to 50 mmWith or without longitudinal / transverse slot or special drive shapeShaft designsExternal Ø of milled parts: 6 to ... , HM-P, HM-KCoatingsTiN, TiCN, TiAlN, AlTiN, AlCrN Hobbing cutters for multi-start worms