Feature:1. LOW NOISE OPERATION: This rivet nut gun operates with low noise, defending you and other people from noise.2. OIL ADDING HOLE: When the stroke becomes short, inject hydraulic oil with the needle cylinder without disassembling the cylinder. More convenient to use.3. TOUCH SWITCH: Adopting the principle of human body mechanics, the operation is fast and easy, labor saving and worry saving.4. UNIVERSAL JOINT: 360 rotation design is adopted, which is not hindered by the pipe, and the work is more convenient.5. IDEAL REPLACEMENT: This rivet nut gun set is an ideal replacement for the old and damaged parts for better work.Specification:Item Type: Pneumatic Rivet Nut GunMaterial: AlloyWorking Range: M3 to M10 (rivet nuts of all material types)Working Air Pressure: 0.5 to 0.7 paRated Pressure: 5.5barRiveting Stroke: Approx. 7mm / 0.28inMotor Rotation Speed: Greater than or equal to 2800RPMWorking Tension: 21000N to 29400NNoise Less Than: 75dBInlet Port: 1/4 in.Package List:1 x Pneumatic Rivet Nut Gun ( With M8 Accessory)10 x Other Gun Head Accessory 6 x Gun Head Storage Box 2 x Wrench 1 x L Wrench 1 x Accessory 1 x Cleaning Oil 1 x Oil Lubricator1 x Manual Note:Safety instructions for operation: read this manual before installing, operating or maintaining the tool, and pay special attention to the following items:1. The tool should be regularly inspected by trained personnel for damage and performance under good conditions. The tool should be disassembled by trained personnel according to the specified method. Please read the tool maintenance section carefully before disassembly;2. Avoid clothes, ties, long hair, etc. being screwed in by tools;3. The air supply pipe is generally not more than 3meters.