A professional quality 3/8" drive extending ratchet handle. The 72 teeth gear mechanism ensures a smooth operation. It is reversible by the simple flick of a switch. Quick release mechanism by simply depressing the button on the head to release the socket. The driver is manufactured from Chrome Molybdenum Steel (Cr-Mo) for longevity and durability and helps resist abrasion, oxidation and corrosion. Length ranges from 215mm to 315mm. Ergonomically designed ridged handle for a better grip.