spiral spring 1.Type:coin 2.Bearing way:Torsion 3.Material: ... (good quality) 4.Size:depen Enterprise introduction As specilized precise spring manufacturer,we were founded in 2001 in Guangdong,China,we ... leash,badge reel and so on. Our material of the spring,which is High elastic, strong toughness of Japanese import ... on you5.Use occasion:auto mbile,auto car,furniture,industrial,motorcycle and so on.