GearWrench 84927N 3 Piece 3/8" Drive Impact Locking Extension Set 3", 6", & 12"
- 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
- Includes tray for storage and organization