Zetor Tractor Shaft 1)Adopts optimal design and shot treatment to decrease noise and increase load capacity. 2)Processing: precision hot and cold forging, precision machining and roll forming. 3) Heat treatment: annealing, normalizing, carbonitriding,carburizing, tempering. 4)Precision shot peen gear faces and roots to increase load capacity. Small order accepted; client's samples or drawings accepted; Products for various purpose. Welcome to contact and visit us for more information!!!