Acetal Copolymer Hose Clamps, White, 0.859" x 0.989", 100/pack, Recommended for continuous use from ambient temperature to 200¿F (93¿C). Clamps are nonconducting and stable in a wide variety of chemicals. Once set, clamps stay put. To use, just position clamp on hose or tubing bundle and press the jaws together with a pair of pliers.