CABLE CLIPS WITH NAILS: Our kit includes 400 cable clips with nails, available in 4 different sizes. There are 100pcs 6mm clips measuring 17.4 x 6 x 7.8mm, 100pcs 7mm clips measuring 17.7 x 7 x 8.3mm, 100pcs 8mm clips measuring 19.9 x 8 x 9.7mm and 100pcs 10mm clips measuring 23.4 x 10 x 11.4mm. Each cable nail is made of high quality plastic. DURABLE AND VERSATILE: Each cable hook is sturdy, durable and hard to break. They are hardened, galvanized, safe and easy to use. They are sharp, weather and impact resistant and non-corrosive. This cable holder can withstand extreme temperatures from 0°C to 100°C and is suitable for indoor and outdoor use. You can attach a variety of cables to wood, cement, plaster, brick, mortar, stucco and concrete, preventing the risk of falling. FLEXIBLE AND EASY: Place your cable in the electrical cable holder and use pliers to hold it in place and hammer in the nail. Space the cable hooks evenly so they support the weight. The clips are easy to remove