High Efficiency and Energy SavingThickened carbon steel arm and ergonomic handles can save 40% effort. The soft rubber handle allows easy operation of the rivet. Easy ApplicationReplaces the riveting rod with ease. Simply insert the riveting rod into the rivet pliers. After installing a rivet nut, a simple turn of the rotary knob will rotate the threaded rivet nut easily. Multiple Accessories7 sets of interchangeable metric mandrels/bits: M3, M4, M5, M6, M8, M10, M12. Attached to the box. The M8 chuck is already on the tool, so the plastic box is empty. 100 pieces rivet nuts as follows: M3-20 pieces, M4-20 pieces, M5-20 pieces, M6-10 pieces, M8- 10 pieces, M10-10 pieces, M12-10 pieces Wide ApplicationsProvides a customizable fastening solution for wide riveting applications: body panels, bicycle accessories, furniture and decorations, etc. Ergonomic Design Ergonomic plastic handle, hand-fitted , non-slip and comfortable to use. Plastic box: 38024562mm Weight: 2.68 kg Number of nuts: M3, M4, M5 each 20PCS; M6, M8, M10, M12 each 10PCS, seven specifications total 100PC; Screws: 3, 4, 5, 6, 8, 10, 12 each 1 set total 7PCS The number of rivets: 3.2, 4.0, 4.8, 6.0, 6.4 each 10 pieces, a total of 5 types of riveter nozzle 50 pieces: 3.2, 4.0, 4.8, 6 .0, 6.4 each 1pcs.A total of 5 types Rivet gun adapter shank: M3, M4, M5, M6, M10, M12 each 1 set total 6PCS Upper handle: 1PCS Dual-use gun: 1PCS Multi-function wrench: 1PCS Please understand that pure manual measurement has a slight deviation luckymeet