About This Multiple sizes: 4 threaded heads are available for replacement, 2.4mm, 3.2mm, 4.0mm, 4.8mm Material: This rivet gun adapter tool is made of Alloy steel forged pipe head for durability; The aluminum casting housing will give you a comfortable grip, light weight and easy to carry, and you will not get tired of working for a long time; The handle is made of hard plastic, which pulls the rivet quickly and is not easy to slip Widely application:Rivet gun adapter for drill apply for doors and windows, riveting of aluminum alloys, electrical air conditioners, automobile manufacturing and production, etc. Install:Pop rivet gun adapter kit connecting rod, to connect to the electric gun drill for quick conversion to electric rivet guns Easy to use: Our rivet gun adapter for drill are easy to use and resistant to wear and tear Overview Brand : Vkinman Power Source : Corded Electric Maximum Rotational Speed : 5200 Feet Per Second Voltage : 240 Volts (AC) Maximum Chuck Size : 4.8 Millimeters