The Harbor Freight 1/4" Drive Professional Special Edition Gold-Plated Ratchet, No. R1GOLD, is engineered for precision work in tight spaces. This ratchet has a precision machined 90-tooth gear-to-gear mechanism, and a 4-degree arc swing per click. The geared mechanism is intended to provide smooth ratcheting and withstand heavy torque. Its ergonomic grip is designed to promote a secure hold during use and reduce user fatigue. Its sealed head keeps lubricants in and contaminants out to ensure a longer tool life.