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The M18 FUEL™ 1/4 in. impact driver is the fastest, most compact, and most powerful tool in its class. The POWERSTATE™ brushless motor delivers up to 2,000in-lbs of torque and up to 30% faster driving speed, increasing users productivity for the most demanding fasteners on the job. With the most compact tool at only 4.59 in. in length, users will have more access in tight spaces. The REDLINK Plus™ intelligence ensures maximum performance and protects from overloads, heating or over-discharge. The REDLITHIUM battery pack delivers more work per charger and more work over the life of the pack than competitors. The 4-mode DRIVE CONTROL™ provides greater control over output speed and power for greater versatility. Self-tapping screw mode provides faster installation time by reducing stripping of fasteners.