This bolt is made of steel providing very good resistance, in addition, a zinc-plated finish is added, which protects from corrosion, rust and also generates a shiny appearance. Its measurements are 3.5 mm in diameter in the thread by 10 mm in length from the thread to the ring that divides the bolt into two parts. This ring is 2mm thick and the rest of the bolt is 6.8 long. The head has a special shape because this bolt is installed in conjunction with the fixed hooks. It is screwed in with a cross screwdriver and its packaging is offered in 1000 units.