Feature:1. This rivet nut gun is simple operation and labor saving rivet nut gun, with high hardness and has a long service life.2. With rotating design quick release nut, easy to use and can effectively improve work efficiency.3. Small size, easy to carry and store, convenient to use and with good performance.4. With M3 M4 M5 M6 M8 M10 tips and nuts of various specifications, can meet your replacement and use needs.5. Using high-quality materials, strong and durable, has a long service life.Specification:Item Type: Blind Rivet Nut Gun Set Product Material: FerroalloyModel: BT-605Tip: M3 M4 M5 M6 M8 M10 (one of the tip and nut is on the product)Maximum Arm Strength Multiple: 30Rotating nut loading structurePull Nail Stroke: Approx. 7mm / 0.3inMaximum Working Stroke: Approx. 9mm / 0.4in.Package List:1 x Wrench1 x Blind Rivet Nut Gun6 x Tips (M3 M4 M5 M6 M8 M10 ) 6 x Nuts (M3 M4 M5 M6 M8 M10 ) 1 x Chinese and English User Manual