Efficient and labor-saving: One-button trigger rapid riveting, 3/8 inch specification can be completed by two strokes at most under 120psi air pressure. Quick material return: The material can be easily returned by rotating the rear wheel in the reverse direction, and it can be kept smooth with lubrication. Powerful power: 3086 LBF (1400 KGF) gas-liquid supercharging pulling force, easy to cope with high hardness operation. Wide compatibility: support M10 steel/aluminum rivet nuts and M6 stainless steel rivet nuts at most. Storage: Solid plastic box packaging Multi-Size Adaptability: Comes standard with 8 specifications of mandrels (M4M10, 1/4inch3/8inch), meeting various rivet nut requirements. 5 metric + 3 imperial specifications: M4, M5, M6, M8, M10, 1/4inch, 5/16inch 3/8inch. Enhanced Spare Rod Configuration: M4 (1 PC rod), M5 (1 PC rod), M6 (2 PC rods), M8 (1 PC rod), M10 (1 PC rod) 1/4inch(2 PC rods), 5/16inch (1 PC rod), 3/8inch(1 PC rod)