FEATURES
- Slide locking mechanisms secure sockets to extensions
- Made of chrome molybdenum alloy steel (Cr-Mo) for exceptional strength & durability
- Manganese phosphate coating adds corrosion resistance
- Laser etched for quick size identification
- Include vacuum-formed storage trays
![GearWrench? 3-Piece Locking Impact Extension Set, 1/2" Drive GearWrench? 3-Piece Locking Impact Extension Set, 1/2" Drive](https://cdn11.bigcommerce.com/s-gdy1ehz/images/stencil/500x659/products/200730/281883/84951GW__20038.1541174796.jpg?c=2)