The 2-in-1 Heavy-Duty Staple Gun/Brad Nailer features Spec Ops patented Torsion Spring Technology for up to 50% easier squeezing that reduces hand fatigue and increases accuracy. Up to 25% lighter design with a military grade composite housing, this staple gun is light on the belt yet delivers extreme staple driving power. With a patented, flip-out wire guide, this hand stapler allows for precision stapling over cables and includes a low fastener indicator for added convenience. The all-metal, reversible belt hook is designed for left- and right-hand access. Utilizes heavy-duty, T50 style, staples and 18-gauge brads. Perfect for insulation, house-wrap, fabric, upholstery, wood or furniture repair. The bottom load design allows for rapid re-loading and fail-safe jam clearing. Staple Guns Type: Heavy-Duty; Size of Staple Used: T50 Style Staples (0.25" to 0.56"); 18-gauge Brads (0.5" to 0.63"); Replacement Staples: T50 Style; Material(s): Military Grade Composite.