Gear Hobbing Machines VTEC-NN2 CNC Gear Hobbing Machine YX3132 Max. Workpiece Diameter: 320 mm Max. Module: 8 5-Axis Explore VTEC-NN2 CNC Gear Hobbing Machine YX3140 Max. Workpiece Diameter: 400 mm Max. Module: 8 5-Axis Explore VTEC-NN2 CNC Gear Hobbing Machine YX3150 Max. Workpiece Diameter: 500 mm Max. Module: 12 6-Axis Explore