Bare-Tool Hitachi WR18DLP4 18-Volt Lithium-Ion Impact Wrench Covered by Hitachi's Lifetime Lithium Ion Tool Warranty Tool body compatible with all Hitachi Lithium Ion, NiCd and NiMH 18V post-style batteries Class leading torque - 1,950 in/lbs to power through the toughest jobs with ease Industrial grade, two-piece motor with heavy gauge copper coils that make it the most powerful and long lasting Hitachi's Cool Flow system provides a steady stream of air to the motor, allowing the impact to run harder and longer, minimizing the risk of burnout Unique two-step speed switch lets the user select between Power Mode (0-2,600 RPM) or Save Mode (0-2,000 RPM) for ultimate control based on the application Externally accessible carbon brush and replaceable armature greatly prolongs tool life 5-position belt hook , convenient for in between use, features an integrated LED work light to illuminate dark work spaces Download the WR18DLP4 Tool Card Tool body compatible with all Hitachilithium ion, NiCd and NiMH 18-Volt batteries Class leading torque- 1,950-Inch/Pound to power through the toughest jobs with ease Hitachi's unique cool flow system provides a steady stream of air to the motor, allowing the impact to run harder and longer, minimizing the risk of burnout Unique two-step speed switch lets the user select between power mode (0-2,600 RPM) or save mode (0-2,000 RPM) for ultimate control based on the application 5-Position belt hook, convenient for in between use, features an integrated LED work light to illuminate dark work spaces