23 Gauge, Headless Pin Nailer Kit, Fastener Length: 1/2"-1-3/16", Adjustable High/Low Power Control Sets Pin Depth Without Changing Compressor Setting, Low Profile Nose Piece Tapers Down To Contact Point For Clear Line Of Sight, Kit Includes: Pin Nailer, 1/4" Air Fitting, 500 Count, 1/2" Pins, 500 Count, 3/4" Pins, 500 Count, 1" Pins & Case.