12mm U Shaped Staple Pins

Staple nails are driven with staple gun or powered stapler into wood, plastic or masonry. Staple gun is used for many different applications and to affix a variety of materials, including insulation, house wrap, roofing, wiring, carpeting, upholstery and hobby and craft materials.A staple is a type of two-pronged fastener, usually metal, used for joining or binding materials together. ... Smaller staples are used with a stapler to attach pieces of paper together; such staples are a more permanent and durable fastener for paper documents than the paper clip.