STRONG & SECURE: TetherTies Coil tether cable provides the same security as our other models, but are neatly coiled . Made from high grade galvanized stainless steel and coated with PVC. TetherTiesHD have a 270 lb minimum break strength, for added security and theft deterrence. FULLY ASSEMBLED: TetherTies ship fully assembled and ready to use, install tether cables in less than a minute. Plus receive a free crimping tool required for installation. FAST & EASY: Install the tether cables permanently in less than 1 minute, extremely convenient way of securing and deterring theft of computers, displays and adapters.