Gear Shaft, Eccentric Shaft, Herringbone Gear manufacturer / supplier in China, offering High-Precision 34CrNiMo6 Alloy Steel Forged Heavy-Duty Marine Drive Shaft, Totem Custom Forged Alloy Steel Heavy-Duty Marine Propulsion Shaft, Totem Custom High-Strength Babbitt-Alloy Bearing Housings for Mining Equipment and so on.