The Olympia Tools X20S Impact Driver has an all-metal gearbox and variable speed control. A quick-stop function improves user safety. The body features an integrated bit holder, meaning you always have a screwdriver bit close by. Fitted with a soft grip handle for reduced fatigue and increased control. There is also a handy LED work light, ideal when working in dark spaces. Supplied with: 2 x 20V 2.0Ah X20S Li-ion Batteries, 1 x X20S Fast Charger, 1 x Screwdriver Bit, 1 x Belt Clip and 1 x Carry Case. Specifications: Bit Holder: 6.35mm (1/4in).No Load Speed: 0-2,300/min.Impact Rate: 0-3,200/bpm.Max. Torque: 140Nm.Charge Time: 1 hour.Weight: 1.52kg.