1/2" Drive 12-Point Metric 32 mm Shallow Impact Socket

SuperTorque™ lobular openings for greater turning power without deforming the fastener. Designed for maximum engagement on 6 and 12 point fasteners. Suitable for use with pneumatic and electric impact wrenches. Specially heat treated for impact use to provide long life, safety, and durability

http://www.jhwilliamstoolgroup.com/Content/16.htm
Model: 284353
Shipping Weight: 0.62lbs
Manufacturers Part #: JHW37632
Manufactured by: J.H. Williams
Also Known As: JHW37632