Professional pneumatic air stapler for woodworking. Suitable for 4-16mm staples, U-shaped nails, and door-shaped nails. Features an environmentally friendly rear exhaust structure with a cast iron upper exhaust cover. Designed for direct nailing applications. Special design ensures stable and reliable performance. Streamlined body with a simple color scheme, visually appealing, portable, flexible, and convenient to use. Ideal for operation in tight spaces. Perfect tool for furniture manufacturing, automotive interior work, and general interior decoration. Rear exhaust design helps reduce noise and saves air. Fixed iron head can also be used as a hammer. Thin and lightweight construction for improved maneuverability in confined areas. Type: Air Stapler. Power Source: Pneumatic. Application: Woodworking. Model Number: FS8016-B 21GA. Compatible Nail Length: 4-16mm. Air Pressure Requirement: 4-6 Bar. Nail Gauge: 21GA. Nail Shoulder Width: 12.8mm. Intended Uses: Furniture making, car interior assembly. Connect to an air compressor with at least 4 BAR pressure. Cycle the tool several times before use. Open the lower movable magazine, load staples in full strip or half strip, close the magazine, and begin nailing operation. Color: Blue. Material: Metal. Package Includes: 1 x Pneumatic Air Stapler. Note: Other items not included. Due to lighting and display differences, actual product color may vary slightly from images. Measurement tolerance: +/- 1-3 cm.