Product Name: Jetty Port Gantry Crane Heavy Double Sprocket Model NO.: OD1100 Type: Circular Gear Material: Lron Toothed Portion Shape: Double Helical Gear Manufacturing Method: Cut Gear Hardness: Soft Tooth Surface Application: Motor, Electric Cars, Motorcycle, Machinery, Marine, Agricultural Machinery, Car Standard Or Nonstandard: Nonstandard Trademark: BX Transport Package: Woods Specification: OD1100 Origin: Changzhou HS Code: 8483900090 Product Description 1. Material: Carbon Steel, Stainless Steel, Hardend & Tempered Steel, Cast Iron and so on2. Process: Forging, Cutting, Hobbing, lathe machining3. Heat treatment: Hardening and Tempering, High Frequency Quenching and so on4. Surface Treatment: Galvanizing/Zinc Plating, Dacrotized, Black Anodic treatment5. Inspection: All items are checked and tested thoroughly during every working procedure and after the product is finally manufactured to ensure that best quality product goes out in the market