Proto J25056 2-1/2" Drive 3-1/2" 6-Point Standard Length Impact SocketProto J25056 Description This Proto standard length impact socket features a 2 1 2 in drive and 3 1 2 in 6 point opening for heavy duty fastening applications with compatible impact tools. Proto J25056 Includes (1) J25056 Impact Socket Proto J25056 Features 2 1 2 in drive size for use with compatible impact wrenches and drivers 3 1 2 in socket size for large fasteners 6 point design helps provide a secure grip on fastener flats Standard length profile