20mm shooting nails for concrete and masonry 1008ud fischerSteel nails for gas gun FGC 100, suitable for soft concrete, solid brick and sand lime brick. It contains 1,008 units and gas cargo. Instructions for use: insert the set of DFN nails into the charger of the FCG 100 gas gun, once loaded, bring the gun closer to the surface to be drilled and press the trigger. Application: DFN steel nails, used with the FGC 100 fas gun, are used to nail all types of electrical accessories to the wall, as well as any