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As a leading gear mandrels manufacturer, Positrol creates grip on the pitch, minor or major diameter of internal, external, bevel and helical splines with standard and special chucks and mandrels. Positrol will design and build collet, jaw, hydraulic expanding/contracting, diaphragm and bevel gear chucks and gear mandrels for turning, hobbing, grinding, milling and inspection operations to meet your needs.

  • Pullback or dead length designs
  • Thru spindle coolant and air sensing capability
  • Hardened and ground for longer life and lower operating costs