Easy-squeeze handle reduces hand fatigue. Anti-jam mechanism. Features a handle lock for storage and easy-slide staple loading. High-visibility yellow color makes this easy to spot in the toolbox or workshop. Durable aircraft-aluminum housing withstands heavy use. Uses TRA700 series staples (sold separately). Staple Guns Type: N/A; Type of Staple Used: N/A; Size of Staple Used: N/A; Replacement Staples: N/A.