The Faithfull Stainless Steel Cable Ties are manufactured using 316 grade stainless steel, they have been designed to withstand very tough working and corrosive environments. The self-locking head allows for speedy installation and locks into place anywhere along the length of the tie body. A smooth surface and rounded edges assures user safety and protection for items being tied. Designed for both internal and external applications including underground direct burial use. They are resistant to ultra violet light are chemical resistant and non-flammable and are unaffected by temperatures from -80C to +538C. They are also able to withstand acetic and alkali corrosion and are available in four popular lengths up to 680mm.Faithfull Stainless Steel Cable Ties have the following specification: Size: 7.9 x 680mm.Pack Size: 50.