Hex Lock Nut Wr

3-7/8''; 6 Point Locknut Socket Wheel Bearing Locknuts Are Easy To Remove Or Install With These Specially Designed Sockets Sockets Are Made Of High-Strength Steel; Openings Resist Can Be Used With An Extension And Torque Wrench To Tighten The Locknut As Required This Socket Has A 3/4''; Square Drive Opening, Permitting The Use Of An Extension And Torque Wrench To Tighten The Locknut As Required.; Locknut Removal And Installation Is Simple, Even When Wide-Rim Wheels Are Involved, Since A Long Extension May Be Attached To The Socket To Provide The Necessary Clearance.