Wire Diameter: 0.5mm/0.02"; Outer Diameter: 0.5mm/0.02"(OD); Free Length: 15mm/0.59". Package Content: 50pcs x Compressed Spring. Alloy spring steeloffers good mechanical properties with greater corrosion and heat resistance than music wire. General use spring equipment tools etc.. Made of Alloy spring steel , features high elasticity and good precision, installed small size and generate strong force..
