We have many kinds of such Products: Various kinds of compressing spiral spring, extension spring, torsion spring, zigzag spring, clutch spring, calipers spring, central-raised spring, pagoda spring, recantation spring, unique distance spring. It also produces high-pressure springs, suspension springs for various automobiles and mini-automobiles, front and back damper spring for motor bicycles, brake springs for camions. The specifications of steel material diversify from 0. 05 to 30 mm. They use recantation steel, all kinds of stainless steel and Sn-Bronze as the raw material.