The Metabo SSW 18 LTX Power Plus Cordless Impact Wrench has a 1/2 inch drive. This Compact Impact Driver is ideal for tough applications. The high torque abilities (220Nm) of this wrench make it suitable for tightening or removing the most stubborn of rusty nuts or bolts. This Driver also features the Variospeed (V) electronics and a special 3 speed change switch which comes in particularly useful when dealing with smaller fasteners. This tool also comes equipped with the standard Metabo multifunctional monitoring system to protect both the machine and the battery pack as well as the patented air cooled technology which enables faster charging and long service life of the machine. For convenience, this wrench also comes equipped with a robust support strap for securing the machine and an integrated worklight. Supplied with 2 x 4.0Ah Li-Ion batteries, a charger and a carry case. Specification Bit Holder: 1/2in Drive.No Load Speed: 0-900/0-1,650/0-2,300/min.Impacts Per Min: 0-1500/0-2700/0-3300/min.Max Torque: 100/140/210Nm.Weight: 1.6kg.