GEARWRENCH 3 Pc. 3/8' Drive Impact Locking Extension Set 3', 6' & 12' - 84927N
- Chrome molybdenum alloy steel (Cr-Mo) for exceptional strength and durability.
- Pin hole can be used with detent pin for secure socket retention.
- Locking mechanism with sliding collar securely attaches socket to extension.
- Manganese phosphate finish to resist corrosion.
- High-visibility laser etched markings for quick size identification.