Featuring SENCO’s Neverlube oil-free design, the tool never needs to be lubricated, eliminating stains to the work surface. SENCO’s 2 in. 21 Gauge pinner is capable of shooting 5/8 in. to 2 in. slight head pins. The 21 Gauge offers more holding power than a 23 Gauge tool and leaves a smaller hole than an 18 Gauge brad nailer, creating the perfect middle ground between the two. Reversible belt hook Rear exhaust with muffler Last nail lockout prevents dry-firing Includes: Neverlube 21 Ga 2" Pin Nailer - TN21L1,Wrench,Swivel Air Plug,Case.