The 2663-22RH includes the M18 1/2 in. High-Torque Impact Wrench (2663-20), which features a 4-pole motor and powerful impact mechanism to deliver a reliable 450 ft./lbs. of torque with maximum run time. You'll get consistent speed control with the variable speed trigger. A 1/2 in. anvil with friction ring allows quick and easy, 1-handed socket changes. Lightweight and portable, with superior ergonomics, this 18-Volt cordless wrench offers the ultimate in comfort during prolonged use. Also included is the M12 3/8 in. Ratchet (2457-20), which is ideal for auto mechanics, maintenance and repair professionals looking for maximum performance and productivity in a subcompact cordless tool. 2663-20 provides 450 ft./lbs. of torque to perform a wide range of fastening applications 2663-20 delivers 2200 impacts per minute for powerful performance 2663-20 features a robust design combined with rare-earth magnets for longer life, more power and more run time 2663-20 includes a variable speed trigger that provides up to 1900 RPM 2457-20 delivers up to 35 ft./lbs. of torque 2457-20 produces 250 RPM, with variable-speed trigger for greater control 2457-20 includes an on-board fuel gauge to help you monitor the charge precisely for less downtime on the job 2663-20 features a 1/2 in. anvil with friction ring that allows 1-handed socket changes 5-year warranty on tools, 3-year warranty on XC batteries, 2-year limited warranty on CP batteries Includes: includes: 1 M18 1/2 HTIW with ring (2663-20), 1 M18 XC3.0 battery (48-11-1828), 1 M12 3/8 in. ratchet (2457-20), 1 M12 CP1.5 battery (48-11-2401), 1 M18 and M12 charger (48-59-1812) M12 compact battery (48-11-2401) with on-board fuel gauge displays remaining runtime M12 compact battery (48-11-2401) has a lightweight design to fit into tight workspaces and reduce user fatigue M18/M12 charger (48-59-1812) reduces time to manage charge cycles by sequentially charging the battery packs