Features 1、Pneumatic Staple Gun: This pneumatic stapler has NPT1/4 inch inlet port and needs to be connected to an air compressor (not included) for use. The working pressure range is 4‑7bar, the maximum allowable pressure is 7.8bar (115psi). 2、Applicable Range: This air stapler is compatible with 21 staple, and is suitable for 1/4 inch (6mm), 5/16 inch (8mm), 3/8 inch (10mm), 1/2 inch (13mm), 5/8 inch (16mm) staple length and 12.8mm staple width. 3、Secure Design: This staple gun is equipped with upgraded release latch, which is secure and convenient. Only when completely pressed into the working surface can nails be fired to avoid accidental firing. 4、Comfortable Grip: This pneumatic staple gun features an ergonomic design handle, ensuring comfortable and convenient grip, greatly improving nail efficiency, and making it easy to use anytime, anywhere. 5、Wide Application: This air staple gun is suitable for cork projects, such as woodworking projects, photo frame making, cable fixation, material repair, and pet house making, etc., to meet various needs. Specification Item Type: Pneumatic Stapler Specification: 8016 Inlet Port: NPT1/4 Inch Working Pressure Range: 4bar-7bar Staple Length: 1/4 inch (6mm), 5/16 inch (8mm), 3/8 inch (10mm), 1/2 inch (13mm), 5/8 inch (16mm) Staple Width: Approx. 12.8mm / 0.5in Package List 1 x Pneumatic Stapler 2 x Hex Wrenches 1 x Storage Case