PA20° Profile DIN3972 Standard Pre-grinding Gear Cutting Hob with Module m2.75
2022-05-28 10:55:29
jiangxingTools
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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
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