... model: DIN, GB, ISO, ANSI, ASME, JIB etc.Material: Carbon Steel, Stainless steel, Aluminium, Brass. Coating: Plain, zinc plated, galvanized, nickel plated. Black ... the nail to drive it into the concrete in a single blow. Using a nail driver increases the ability of the ... nail to penetrate the concrete quickly and with less effort, and produces stronger and more accurate mechanical ...