As a leading machine bearing shaft, custom connecting shaft, crank shaft encoder, transmission main shaft, custom solid shaft, hollow shaft, custom motor shaft manufacturer and supplier in China, Molto Precise Machining Co.,Ltd is always at your service. Machine shaft requires high precision not only in tolerance but also for its mirror polished surface. Molto team will use advanced CNC milling to keep each connecting shaft, crank shaft, Transmission Shaft, solid shaft, Hollow shaft, motor shaft perfect.  Material : Carbon Steel, Alloy Steel, Stainless Steel, Aluminum, Brass, etc. Surface Treatment: Zinc, Silver, Nickel, Chrome, Tin, etc. Accuracy: Accuracy of Machining : /-0.01mm Accuracy of Grinding : /-0.005mm Surface Roughness :Ra0.8 Parallelism : /-0.005mm Verticality : /-0.005mm Concentricity : 0.003mm Application : Automobiles, Motorcycle, Mechanical Equipment, etc.