High Strength Alloy Steel Arbor for Circular Saw Blade & Woodworking Machinery. Customized Geometry: Spiral line, head, and type are fully customized according to drawing. Wide Material Range: Available in Carbon steel, Alloy steel, Stainless steel, Aluminum, and Brass grades. High Precision Tolerance: Diameter tolerance 0.002mm, roundness 0.0005mm, and roughness Ra0.05. Versatile Heat Treatment: Options include oil quenching, high frequency quenching, carburization, and vacuum treatment. Diverse Surface Finishes: Plating nickel, zinc, passivation, phosphating, black coating, and anodized treatment. ISO & IATF Certified: Certified with ISO 9001, ISO14001, and IATF16949 for quality assurance. Advanced CNC Machining: Equipped with Citizen, Tsugami Swiss-type, and Nissin grinding machines. OEM & ODM Services: Full customization available from samples, designs, and flexible customization options.