Tacking Gun you will get heavy duty staple guns for upholstery and wood, which will meet your using needs, and you can share them with your family our 4 in 1 manual nail gun is made of metal material, the strength is suitable for most jobs, sturdy and strong, not easy to break or fade Reliable material will serve you for a long time these heavy duty staple guns can vary the pressure according to the requirements of your project and construction, can be applied to most people