Worx Slide Driver 4V Li-Ion Cordless Screwdriver WX255. This cordless screwdriver is ideal for everyday screwdriving tasks such as tightening loose screws & assembling flat pack furniture. Supplied with 1 battery x 1.5 Ah li-ion batteries & 5x 25 mm screwdriver bit 1x screwholder 1x 25 mm pilot hole drill bit (2 mm) 1x cartridge & 1x 5 hrs charger.