Long life maintenance-free motor to keep from staining the work surface. Internal piston catch for consistent maximum power on every shot. Rear exhaust to keep contaminates away from work. Drives 18-gauge nails from 5/8" to 2" length. Tool-free depth-of-drive adjustment with detents for proper setting of nail heads. Tool-free jam release mechanism for easy nail removal. Includes: sample brad nails, 1/4" fitting, carrying case.