Features 1、Hydraulic structure, strong nail pulling force, stable performance and high reliability. 2、Aviation aluminum shell, solid body, not easy to damage, light and easy to use. 3、The powerful three‑jaw structure, can pull off at one time, with high work efficiency and no time wasting. 4、Professional rivet gun, industrial grade, suitable for steel/aluminum rivets. 5、Package including all the installation accessories, and everything you need is provided. Specification Item Type: Air Rivet Gun Material: Aviation Aluminum Product Model : KP-702 Applicable Rivets: Steel/aluminum rivets Aluminum/iron Nail Capacity: 2.4mm/0.09in, 3.2mm/0.13in, 4.0mm/0.16in, 4.8mm/0.19in Stainless Steel Nail Capacity: 2.4mm/0.09in, 3.2mm/0.13in, 4.0mm/0.16in Working Stroke: 18mm Working Pressure: 0.5-0.7MPA How to Use: Replace the Claw Piece: 1.Use a wrench to loosen the outer sleeve counterclockwise. 2.Remove the outer sleeve. 3 Use a wrench to loosen and remove the front jaw sleeve. 4. Replace the three-claw piece, install the front claw cover and the outer sleeve in turn, to complete. Actual Operation of Adding Hydraulic Oil: 1. Disassemble its base. 2. Clamp the hex nut to pull out the piston. 3. Pour hydraulic oil into the small hole. 4. Install the piston and the base in turn to complete. Actual Operation of Adding Hydraulic Oil: 1. Disassemble its base. 2. Clamp the hex nut to pull out the piston. 3. Pour hydraulic oil into the small hole. 4. Install the piston and the base in turn to complete. Package List 1 x Air Nozzle 1 x Rivet Gun 1 x Nail Bottle 3 x Guide Nozzle 2 x Wrench 1 x Manual