... EXW price. Item:helical furniture compressed springSeries:HelicalMaterial :spring steel, stainless steel,zinc plating steel,etcSpec:We can ... Surface Treatment:Powder coating,neikel plating,chrome plating,zinc plating,etcUse:Widely applied in many industriesMOQ: ... spring, extension/tension spring, steel spring, hook spring, furniture spring, industrial spring, car/vehicle spring, auto spring, ...