3/4" Drive (International Standards Organization). For wheel nut removal of the new Budd Uni-Mount-10™ metric wheel system and Ultra Mount 335™ from Accuride/Dayton Walther. Fits 33 MM flange cap nut. Black-oxide finish. 3/4" drive to reduce risk of over torquing (recommended torque: 390-440 ft. lbs.). 3-15/16" overall length. Extra deep to handle longest length studs. INSERT MARKET NOTES AND 2 DIAGRAMS PAGE 633 (2008).