【EASY TO USE】- Tool-free quick-change head design make it simple to change mandrels and nose pieces quickly without the need for additional tools, smooth your project and save your time 【Strong ,Durable And Saving Energy】- The 16 inch longer carbon steel arm and ergonomic handles with double compound hinges maximizing leverage , it definitely save much effort than normal 14 inch rivet nut tool ，especially bigger size：M10,M12 ,3/8,1/2,Even lady can do DIY easily by themselves. 【WIDE APPLICATIONS】- Provide a customized fastener solution for wide riveting applications, such as body panels, bicycle attachments, furniture and decorations, especially for off-road / Jeep modifications 【COMPLETE ACCESSORIES】- Equipped with 12PCS interchangeable mandrels(Metric M3 M4 M5 M6 M8 M10 M12; SAE 10-24, 1/4-20, 5/16-18, 3/8-16，1/2-13) and 115pcs rivet nuts 【Warranty And Service】- Incase you are not satisfied with this product for any reason, or you have any question please feel free to contact us, we are ready to service you any time, Manufacturer: M&R INDUSTRY