New in package 
OTC 1912 Wheel Bearing Locknut Socket - 6 Point, 3-7/8" Opening Size
Product specifications
Manufacturer: OTC
Brand: OTC
Product Dimensions: 4.6 x 3.4 x 4.3 inches
Country of Origin: USA
Item model number: 1912
Is Discontinued By Manufacturer: No
Exterior: Smooth
Manufacturer Part Number‎: 1912
Top highlights
Wheel bearing locknuts are easy to remove or install with these specially designed sockets
OTC wheel bearing locknut sockets are formed from high-strength steel that is resistant to rounding out under high torque loads
Designed for use with 3/4 inch, square-drive MANUAL tools only
NOT intended for use with impact tools - use with impact tools will void the socket's warranty
6 point, 3-7/8 inch (flat to flat) opening size with 5 inch depth; to determine socket size needed, measure locknut from flat to flat