This air nail gun from Sealey will accept nails between 15-50mm The Sealey SA791 is a Professional Air Nail Gun with a lightweight aluminium body and rubber grip handle. It has a 2 stage operation trigger to fire single or multiple nails. This tool is well balanced and easy to wield and load with a really smooth mechanism. Supplied in carry-case with oiler and a pack of 1000 x 50mm Ga18 nails. Features:   Professional air nailer with lightweight aluminium body and rubber grip handle  Safety trigger device to prevent accidental firing of nails  Incorporates quick jam release mechanism   Comes With: Carry case  Oiler  Starter pack of nails Specification: Nail Capacity: 15-50mm 18SWG  Operating Pressure: 60-100psi  Air Inlet Size: 1/4\"BSP  Noise Power/Pressure: 94.5/81.5dB(A)  Vibration/Uncertainty: 2.2/1.1m/s_  Gun Weight: 1.35kg