... self-locking nylon ties 1) Nylon 66, 2).Resistance to acids 3).Not apt to age ... certification, ROHS-appliance,employ senior technical talents and enterprise management talents,have possessed first-rank ... ties1) Nylon 66,94V-2 qualified by UL2).Resistance to acids and alkalis,not apt to age3 ... color also provided)4)May be loosen again, and used repeatedly Movable nylon cable ties/plastic cable tie ...