Features:EASY TO USE - Simply drill a hole in the workpiece, assemble the appropriate rivet nut onto the tool, insert it into the hole, press and then finish. Especially perfect when the surface in question is too thin to be tapped or access to the rear is limited.ADVANTAGEOUS DESIGN - Tool with chuck button to help separate the rivet nut from the riveter after repairing; The tool stop lever limits the opening of the handles once the nut has expanded to prevent the nut thread from being deformed.COMPLETE SET - 86PCS complete kit for more convenient use, with 5 threaded mandrels with bits: M3 / M4 / M5 / M6 / M8 and 80 rivet nuts, M3 (20 pieces), M4 (20 pieces), M5 (20 pieces), M6 (10 pieces), M8 (10 pieces) to meet your various needs.PREMIUM QUALITY - The rivet nuts are made of aluminum alloy, they are durable and reliable, with a longer service life.VERSATILE RIVET NUT KIT SET - This hand pull blind rivet nut gun kit with 85 pieces of different sizes, perfect for cars, trailers, furniture repair, even boat building, etc.Specification:Color: Blue + BlackRiveter Body Material: Solid SteelRiveter Handle Material: Solid Steel with Blue PVC SleeveRivet Nut Material: Aluminum AlloyMandrel Material: Solid SteelRivet Nut Mandrels Size: M3/M4/M5/M6/M8Rivet Size When Closed: 270*100mm/10.63*3.94inchCarrying Case Size: 310*150*40mm/12.2*5.91*1.57inch(LxWxThickness)Rivet Nut Handle Range:M3: For sheet metal with thickness of 0.5mm-2mmM4: For sheet metal with thickness of 0.5mm-2mmM5: For sheet metal with a thickness of 0.5 mm 2.5 mmM6: for sheet metal with a thickness of 0.5 mm 3 mmM8: for sheet metal with a thickness of 0.5 mm 3.5 mmPacking list:1 * Rivet Nut Tool20 * M3 Threaded Rivet Nut20 * M4 Threaded Rivet Nut20 * M5 Threaded Rivet Nut10 * M6 Threaded Rivet Nut10 * M8 Threaded Rivet Nut5 * Mandrels and Thread Bits: M3 / M4 / M5 / M6 / M81 * Plastic Storage Case