Max. external gear dia.: 320~500mm Max. Internal gear dia. : 400~600mm Gear Shaping Machine to: export(at)longlife-machinery(dot)com Machine features SpecificationsUnitParameterMax. workpiece diametermmWithout rear column: 4000With rear column: 1600Min. workpiece diametermm130Max. workpiece widthmm1000Max. spiral angleĀ±450Max. hobbing modulusmmHobbing steel part: 30Hobbing casting part: 30Finger- ...