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      3. News and information

        News

        PA20° Profile DIN3972 Standard Pre-grinding Gear Cutter Hob with Module m3.75

        2022-05-28 10:44:47 jiangxingTools 1833

        PA20° Profile DIN3972 Standard Pre-grinding Gear Cutter Hob with Module m3.75

        Tooh profile is according to GB, DIN3972-3 standard

        Material:HSS M2, M35, ASP2052, S390

        Accuracy:class A DIN3968

        Hob sizes:OD 90 * Length 90 * Bore 32

        PGP: gear hob for pre-grinding use

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