Zhangjiagang Kehua Gear Co., Ltd. is a professional firm specialized in the design and production of precision gears, equipped with hobbing machines, cylindrical grinders, CNC grinding worms, and MM Gear Testing Centers imported from the USA. Modulus: 1-6 Diameter: 12-368mm We can produce precision cylindrical spur gears and helical gears. Our company will improve the quality of service and warmly welcome new and old customers to come for guidance.