Product Material: Steel + Rubber Quantity: 1 piece Package Contents: 1*Riveting Nut Gun+85*Nut Rivet Mandrel 1.This nut rivet tool is suitable to be used in car, trailers, and furniture repair, or even boat building. Also for repairing tools and farm equipment. It is an universal tool in the home and workshop. The rivet tool is ideally used for steel blind nut rivets. 2.With the depth stop knob, you can avoid over-tightening and damaging your threads until you've come out of rotation. For setting rivet nuts to create a strong thread in thin-walled materials or various materials. 3.Easy to use and plastic handles for comfortable working. Includes wrench to hold handles and adjust mandrels. 4.Comes with many rivets, For nut rivet mandrel sizes M3/M4/M5/M6/M8 5.Robust, ergonomic tool made of steel with non-slip handle. Ideal for general steel metal operation, electrical parts assembly, channel laying and other operations.