Wright Tool 6880 1-1/4" Double Square Impact Socket

Wright Tool 6880 3/4 Drive 1-1/4" 8 Point Double Square Impact Railroad Socket. Equivalent to Armstrong 21-440, Proto J07520S, Snap-On IM640

Features:

• Patented Wright Drive® distributes contact over a larger surface area for greater gripping power and strength. Oiled Black Oxide finish.
• Forged and Machined for Best Fit and Unyielding Strength
• Easy to read stamp pattern in order to quickly determine opening size
• Made in the USA. Designed, Engineered and Manufactured in Barberton, OH
• Meets and exceeds ASME B107 hand tool standards

Wright Tool Crossover Guide

• Armstrong 21-440
• Proto J07520S
• Snap-On IM640

*Please note: This crossover is for reference of like items only. Items may not have the exact same specifications.