Attributes . Standard SAE 12 Point - 7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 13/16" and 7/8", Accessories - 3/8" Drive: Quick-Release Ratchet:7-3/4", 3/8" Female x 1/4" Male Adapter, 3" and 6" Extension Bars, 5/8" Spark Plug Socket, Spinner Handle . Names