Product Name: Eje De Engranaje Helicoidal/ Customized Helical Gear Shaft Model NO.: OE-037 Type: Circular Gear Material: 20crmnti Toothed Portion Shape: Helical Manufacturing Method: Cut Gear Gear Position: External Gear Hardness: Hardened Tooth Surface Application: Motor, Motorcycle, Machinery, Marine, Agricultural Machinery, Car Heat Treatment: Cemented/Carburzing Surface Hardness: 58-62 HRC Gear Accuracy: 6-7 Grade (Agma 11-12 Grade) Trademark: OEM Transport Package: Export Wooden Packing Specification: Alloy Steel Origin: China HS Code: 8483409000 Product Description Eje de engranaje helicoidal/ Customized Helical Gear ShaftMaterial20CrMnTiGear TypeHelical GearGear Teeth Hobbing√Gea Teeth Grinding√Heat TreatmentCarburizing/Cement HardenedSurface Hardness58-62 HRCGear Accuracy Grade6-7 Grade (ISO 1328)Teeth Milling, Teeth HobbingTeeth GrindingCustom made parts, we are making parts accordig to custom drawings or samples.The engineering software we are using: AutoCAD, SolidworksEngineers severices also available