Bit is S2 for greater durability/socket material is chrome vanadium
Two black rings on socket for easy ADV distinction
Return Policy *
30-Day Risk FREE return for refund or replacement
If you are not 100% satisfied with your returnable items,
return the product for a refund.
* Applies to all purchases made on
MatcoTools.com excluding Toolboxes, Tool Carts, Diagnostics,
Welders, Shop Equipment and shipped items weighing more than
150 pounds; Excludes all Gifts and Branded Apparel items
except branded apparel size exchanges for exact items. See
your Authorized Matco Tools distributor for warranty or return
information on purchases made offline.