This 3PLUS upholstery stapler drives 20 gauge 1/4'' to 9/16'' staples, you could use Arrow T50, Stanley TRA700, Surebonder No. 4 and similar fine wire staples. It is perfect for trim moulding, upholstery jobs, furniture and other small craft projects. Drop-in loading design provides both ease and speed when reloading, changing sizes or clearing a jam. A lightweight aluminum body and comfortable rubber soft grip reduce user fatigue. It features a trigger safety mechanism which prevents accidental firing of tool, remember to rotate it from center safety position to the left or right side of trigger before shooting nails. It's a comfortable, fast, and durable stapler which would help you finish work efficiently. Magazine capacity holds up to 100 staples, you can use with a pressure operation of 60 to 100 PSI.