1). Material: stainless steel304/316 2). Diameter: M4--M30 3). Length: as customer's needs 4). Standard: DIN975/976 Stainless steel threaded rod / thread rod / screw rod Product TypeAluminium threaded rodMaterialStainless steel, Carbon Steel, Aluminum alloy, Zinc alloy, copper, brass, titanium etc.Machining methodTurning, Milling, Drilling, threading, stampling, punching etc..Surface ...