... 's drawing or samples accepted. 2) Excellent and high qualit Spur Gear Shaft :We are a reliable supplier that can make forging ... , Coupling, BOP Body, Tube Plate, Roller Forging, Ring Forging, Gear Blank, Gear Wheel. 2. Materials: Carbon steel, Alloy steel 3. Supplying range ... 4T max 10.Certification: ISO9001: 2000, CCS 11. OEM and Customized service offered Spur Gear Shaft