PA20° Module m4 Standard Involute Gear Hobber
2022-05-31 15:57:32
jiangxingTools
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PA20° Module m4 Standard Involute Gear Hobber
Tooth profile: DIN3972-2 standard, GB
Material:HSS M2, M35, ASP2030, ASP2052, S390
Accuracy:AA, A to DIN3968
Hob specification:OD 90 * Length 90 * Bore 32mm
Module: m4, with pressure angle: PA20°
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