The PowerShot 5700 Forward Action Staple Gun unique design eliminates squeezing. It shoots 6 types of T50 staples and drives 9/16 in. brad nails. It utilizes 7 types of power shot staples with a 9/16 in. drive. The visual refill window makes checking staple levels convenient. The chamber mechanism allows for easy loading and a contour design offers a comfortable grip. It is a great tool for upholstery, screening, roofing and wiring tasks.