Powershot Advanced Forward Action Stapler, 2 In 1 Heavy Duty Stapler/Nailer Gun, Powerful, Easy To Use Manual Staple Gun, Torsion Drive TM Technology, Pre-Loaded Torsion Spring, Shorter Grip, Easier To Squeeze, Push Handle, Bottom Loaded Magazine, Die Cast Aluminum Housing, Ideal For Insulation Work, Upholstery & Many DIY Projects, Use Standard T50 Staples From 1/4" To 9/16" & 5/8" & 9/16" Brad Nails.