Gardner Bender Plastic Clamps are tough, durable, yet extremely lightweight and feature clean, smooth edges to minimize damage to cables. Our contractor-friendly design facilitates quick installations saving time and money. Clamps securely hold harnesses, cables and tubing up to 1/4" (6mm) diameter. Designed for use in construction, maintenance and assembly-line applications, control cabinets, panels and general applications. Choose these clamps for superior performance indoors.