Irwin 1877498 Impact Deep Well Square Drive Socket Reducer, 1/2"-3/8" Cobalt USS fractional size : 9/16-18"

USS fractional size : 9/16-18"

Easy grip T handle latches

Cove series

Hot Dip Galvanized Finish

(1) 3"x6 yard gauze roll

Irwin 1877498 Impact Deep Well Square Drive Socket Reducer, 1/2"-3/8" Cobalt USS fractional size : 9/16-18"Highlights: Built for maximum durability and long life with impact drivers Made from heavy duty chrome molybdenum steel for maximum durability and long life with impact drivers Black oxide finish resists corrosion and increases life Connects 1 2" square drive drills or accessories to 3 8" square drive sockets or accessories Manufactured with heavy duty, cold forged, high grade steel to withstand high torque output WARNING: Cancer and Reproductive Harm