Feature: 1. Double hammer strike structure, bring strong torsion, efficient and easy work 2. Original Taiwanese movement, good-quality components, fine craftsmanship, and excellent quality 3. Stepless speed regulation with CW and CCW switch, self-locking chuck bring more convenient operation 4. Applicable to rivet, aluminum nail and steel nail, very practical 5. Made of alloy steel material, possess high strength, good corrosion resistance Specification: Item Type: Pneumatic Air Riveter Material: Alloy steel Model: KP-705P Applicable: Rivets, aluminum nails, steel nails Aluminum Nail Capacity: Approx. 2.4mm / 0.09in 3.2mm / 0.13in 4.0mm / 0.16in 4.8mm / 0.19in Steel Nail Capacity: Approx. 2.4mm / 0.09in 3.2mm / 0.13in Working Stroke: Approx. 18mm / 0.7in Working Pressure: 6.2kg/cm²Size: Approx. 200 x 210mm / 7.9 x 8.3in 65mm / 2.6in 40mm / 1.6in. Package List: 1 x Pneumatic Air Riveter1 x Pipe1 x User Manual1 x Wrench1 x Air Tap(random color)