欧美日韩免费观看一区=区三区|99国产在线精品|亚洲无码高清一二|亚洲福利无码高清视频在线看

News and information

News

PA20° Profile DIN3972 Standard Pre-grinding Gear Cutting Hob with Module m2.75

2022-05-28 10:55:29 jiangxingTools 1754

PA20° Profile DIN3972 Standard Pre-grinding Gear Cutting Hob with Module m2.75

Tooh profile is according to GB, DIN3972-3 standard

Material:HSS M2, M35, ASP2052, S390

Accuracy:class A DIN3968

Hob sizes:OD 70 * Length 70 * Bore 27

PGP: gear hob for pre-grinding use