Arrow Fastener Red Pro Staple Gun: * Easy-squeeze design * Ergonomic soft rubber grip * Quick-load magazine * Hi/low power settings * Great for insulation, woodworkig and more * Jam-resistant mechanism * Shot meter * Uses 6 sizes of T50 staples: 1/4" to 9/16" * Uses 3 sizes of 18-gauge brad nails up to 1" * Model# T50RED