Heavy Duty Power/Impact Socket Wrenches are specially designed for use with all types of power wrenches. All have square drives, and drive size is a measure of capacity. These sockets are hot forged from the finest alloy steels for maximum strength and durability. Finished in rust resistant black oxide. 
- Opening: 1-3/8"
 - Opening End: 2-1/16"
 - Minimum Depth: 1-1/8"
 - Drive End: 1-17/32"
 
Made in the U.S.A.