The wide cap nut, Ø 20, is a fixing accessory for M8 screws which have a diameter of 8 mm. This nut has a head with a hat type eaves which measures Ø 20 mm, the body has a maximum length 18 mm, which is the same measurement that indicates the depth that the nut will reach in the board, this section of the piece is grooved, thus providing greater grip. At the end of it and in the opposite direction to the head, this piece has a width of 10.7 mm, likewise, it indicates a hole with a diameter of 10 mm. The packing of the wide cap nut is 1,000 units.