You can kindly find the specification details below: Suzhou Mastery Machinery Technology Co., LTD helps manufacturers and brands fulfill their machinery parts by precision manufacturing. High precision machinery products like the shaft, worm screw, bushing......Our products are used widely in electronic motors, the main shaft of the engine, the transmission shaft in the gearbox, couplers, printers, pumps, drones, and so on. They cater to different industries, including automotive, industrial, power tools, garden tools, healthcare, smart home, etc. Mastery caters to the industrial industry by offering high-level Cardan shafts, pump shafts, and a bushing that come in different sizes ranging from diameter 3mm-50mm. Our products are specifically formulated for transmissions, robots, gearboxes, industrial fans, and drones, etc. Mastery factory currently has more than 100 main production equipment such as CNC lathe, CNC machining center, CAM Automatic Lathe, grinding machine, hobbing machine, etc. The production capacity can be up to 5-micron mechanical tolerance accuracy, automatic wiring machine processing range covering 3mm-50mm diameter bar. Key Specifications: Name Shaft/Motor Shaft/Drive Shaft/Gear Shaft/Pump Shaft/Worm Screw/Worm Gear/Bushing/Ring/Joint/Pin Material 40Cr/35C/GB45/70Cr/40CrMo Process Machining/Lathing/Milling/Drilling/Grinding/Polishing Size 2-400mm(Customized) Diameter φ15(Customized) Diameter Tolerance ±0.02mm Roundness 0.01mm Roughness Ra0.4 Straightness 0.01mm Hardness N.A Length 467mm(Customized) Heat Treatment Customized Surface treatment Coating/Ni plating/Zn plating/QPQ/Carbonization/Quenching/Black Treatment/Steaming Treatment/Nitrocarburizing/Carbonitriding Quality Management: Raw Material Quality Control: Chemical Composition Analysis, Mechanical Performance Test, ROHS, and Mechanical Dimension Check Production Process Quality Control: Full-size inspection for the 1st part, Critical size process inspection, SPC process monitoring Lab ability: CMM, OGP, XRF, Roughness meter, Profiler, Automatic optical inspector Quality system: ISO9001, IATF 16949, ISO14001 Eco-Friendly: ROHS, Reach. Packaging and Shipping: Throughout the entire process of our supply chain management, consistent on-time delivery is vital and very important for the success of our business. Mastery utilizes several different shipping methods that are detailed below: For Samples/Small Q'ty: By Express Services or Air Fright. For Formal Order: By Sea or by air according to your requirement. Mastery Services: One-Stop solution from idea to product/ODM&OEM acceptable Individual research and sourcing/purchasing tasks Individual supplier management/development, on-site quality check projects Muti-varieties/small batch/customization/trial order are acceptable Flexibility on quantity/Quick samples Forecast and raw material preparation in advance are negotiable Quick quotes and quick responses General Parameters: If you are looking for a reliable machinery product partner, you can rely on Mastery. Work with us and let us help you grow your business using our customizable and affordable products.