The MILWAUKEE M18 FUEL 1/4 in. Hex Impact Driver is the fastest, most compact, and most powerful tool in its class. At only 4.59 in. length, this cordless driver gives more access in tight spaces. The 4-Mode DRIVE CONTROL provides greater control over output speed and power for greater versatility. The self-tapping screw mode provides faster installation times by reducing the stripping of fasteners. The POWERSTATE Brushless Motor delivers up to 30% faster driving speed, increasing productivity. Built-in REDLINK PLUS Intelligence ensures optimal tool performance and provides overload protection to prevent damage to the tool and battery during heavy-applications while maintaining compatibility across the entire M18 System. The REDLITHIUM HIGH OUTPUT CP 3.0Ah Battery Pack delivers more work per charge and more work over the life of the pack than competitors. This kit also includes two M18 HIGH OUTPUT CP 3.0Ah Battery packs, one M18/M12 Charger, one PACKOUT 20 in. Tool-Box, a belt clip, and a bit holder.