[Multiple Sizes]: 5 types of thread heads are available for replacement, 2.4mm, 3.2mm, 4.0mm, 4.8mm,6.4mm. [Robust & Durable]: This rivet gun adapter tool is made of forged steel head, which is hard, wear-resistant and durable.The handle is made of hard plastic, which pulls the rivet quickly and is not easy to slip. [Good Performance]:Light and portable and riveting smoothly and firmly.Pulling rivet quickly, not easy to skid, fast nail withdrawal, high efficiency.Together with a comfortable grip, you won't get tired of using it for a long time. [Easy To Use]:The adapter tap screw is connected to the electric drill,and the electric rivet gun is quickly transformed.It is easy to install. [Versatile Application]:Production of doors and windows,electrical air conditioners,riveting of aluminum alloys,automobile manufacturing and production,etc. Please note: There is a slight color difference or difference in kind, the color is random in some places, it does not affect the use, please do not mind, thank you! Product Name:Rivet Gun Adapter Max RPM:1000 RPM Note: One rivet head is installed on the Gun Adapter Item color displayed in photos may be showing slightly different on your computer monitor since monitors are not calibrated same. Colour:red+black Material:steel Package Contents: 1 x Riveting Gun Adapter 1 x Handle 1 x Wrench 5 x Rivet Head(2.4mm, 3.2mm, 4.0mm, 4.8mm,6.4mm) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.