Worm and Worm Gear, Timing Pulley, Gear Shaft manufacturer / supplier in China, offering Guangzhou Source Factory Special Shape Toothed Gear Spur Helical Bevel Pinion for Motor with ISO9001, Guangzhou Source Factory Price Stainless Steel Ground Modular 1 1.25 1.5 1.75 2 3 4 5 6 7 8 9 10 Worm Bevel Straight Helical OEM Pinion Gear (DIN5 DIN6), Factory Customized High Precision Grinding Carbon Steel Helical Gear for Automatic Equipment and so on.