The M12 FUEL 3/8‑in. High‑Speed Ratchet kit combines a 3/8‑in. anvil with the fastest cordless ratchet drive. It rotates fasteners at up to 450 RPM and delivers up to 35 ft‑lb of torque, giving automotive technicians the speed of an air ratchet without hoses. Its 0.75‑in. head and investment‑cast steel yoke housing fit into tight spaces, and the variable‑speed trigger, LED work light and durable rubber overmold enhance control. Powered by a brushless motor and REDLINK Plus electronics for longevity; includes battery and charger.