The Vevor pneumatic staple gun is a 21-gauge air upholstery stapler designed for 80 series fine wire staples with a 1/2" crown and 1/4"-5/8" staple length compatibility. Its large-capacity magazine holds up to 150 staples to help reduce reloading interruptions during upholstery and woodworking tasks. The lightweight aluminum alloy body and non-slip rubber grip provide comfortable one-hand control. Safety-focused features include sequential firing mode, a safety trigger switch, and rear exhaust design. It is well suited for upholstering, woodworking, furniture assembly, decorative trim fastening, and picture framing.