... : Nylon 66 , 94V-2 certificated by UL Advantage:Heating -resisting ,erosion control ,insulate well Standard: ROHS CE.1).Material:Nylon 66 , 94V ... table and tighten it .4).Advantage: Heating-resisiting , acid and erosion control , insulate ,last long and not apt toage. Self-locking Plastic ...