Please note this tool needs an air compressor to operate. An air compressor does not come with the tool/kit. This user friendly and lightweight air powered stapler is a must for the DIY homeowner. You will be able to finish your projects or repairs in half the time and have fun doing it. In this kit you will receive 1250 staples of each different length: 1/4", 5/16", 3/8", 1/2" And 9/16". These are Surebonder #4 standard size heavy duty staples, same as Arrow T50 type staples. The kit also includes a high impact carrying case, An allen wrench, small bottle of tool oil and easy to follow operating instructions. The applications are endless-here are a few; upholstery, insulation, screen repair, woodworking projects, fencing repairs. Standard features include: safety mechanism that prevents accidental firing, an adjustable Air exhaust, a rubber cushioned handle for comfort, A Quick release magazine for easy staple loading, staple viewer and 1/4" Quick release connector. (Air compressor needed but not included). Use an air hose that will withstand at least 150 psi, OR 150% of the maximum pressure of the compressor. Never connect this tool to compressed air if the pressure could exceed 200 psi, as the stapler could burst.