The Arrow T50 Elite Staple gun is a modernisation of the original T50. With an ergonomic design, this tool has a shaped lever handle and a hi and low power setting. It will fire both staples and brad nails. The T50 Elite offers up to 60% more power and can be used with Arrow T50 staples (6mm / 8mm/ 10 mm /12 mm/ 14 mm) and and 3 sizes of 18 gauge brad nails up to 1in. (25 mm). The uses for the T50 elite staple gun are Insulation, Woodworking, Upholstery, General Repairs, Screening, Trim/Molding, Roofing, Housewrap, Flooring, Picture Framing, Low Voltage Wiring. Arrow T50 Elite Staple Gun is one of many Staplers & Riveters available through Office Depot. Made by Arrow.