Customized Powder Metallurgy Straight Crown Wheel and Pinion Bevel Iron Spur Gear for Differential Reducer Wenling Zuhui Import and Export Co., Ltd Base Info Description Pre：Pinion Gear Manufacture Powder Metal Sintering Spur Pinion Gear for Gearbox Next：Factory Customized High Wear Resistance Powder Metallurgy Gear Sintered Tricycles Differential Gear
