Easy to carry This electric rivet gun adapter actually weighs 17.3 ounces, small in size and lightweight, very convenient for outdoor work. More efficient operation compared to traditional riveters , you save time and effort because the high-strength connecting rod can match the gun drill better. Comfortable to hold Ergonomically designed, the air tool handle is very comfortable, allowing you to to work long hours without getting tired. Applicable Applications You can use this nut bit adapter kit for factory work, home DIY, woodworking, this tool nut insert fits for φ2.4, φ3.2, φ4.0, φ4.8.