1. MORE DURABLE: This electric rivet gun is full metal forged and high working force. The alloy steel forged gun head has high hardness and durability, which saves time and effort. 2. MORE CONVENIENT: This electric rivet nut gun adapter is more economical than manual and more convenient than pneumatic. It is a good helper for your home and your work. 3. GREATER ADVANTAGE: Compared to traditional rivet guns, it is less noisy, more efficient, small in size and easy to carry, made to the traditional riveter: hand riveters are laborious and inefficient. 4.. 5. material: carbide rivet gun Color: As shown Pop Insert Nut Adapter Forage Adapter Electric Rivet Gun Threadless Riveting Tool Functionality: and 1. MORE DURABLE: This electric rivet gun is full metal forged and high working force. The alloy steel forged gun head has high hardness and durability, which saves time and effort. And 2. MORE CONVENIENT: This electric rivet nut gun adapter is more economical than manual and more convenient than pneumatic. It is a good helper for your home and work. And 3. BIGGEST ADVANTAGE: Compared with traditional rivet guns, it is less noisy, more efficient, small in size and easy to carry, made to traditional riveter: hand riveters are laborious and inefficient. And Specifications: and Type: Rivet gun head Material: Carbide rivet gun Length: 173 mm Rivet specifications: 2.4, 3.2, 4.0, 4.8 and Package Weight: 451.0 G / 15.91 Ounceset Note: and 1. Please allow bit error due to manual measurement. please make sure you do not mind before you bid. and 2. The color may have different as the difference display, pls understand. And Package including and 1 x rivet gun 1 x handle 1 x wrench 4 x rivet head