Features:
- 21mm & 7/8" x 1/2" drive thin wall impact flip socket
- Drop forged chrome molybdenum steel for strength and durability
- For use with ½” drive extended anvil shank impact tools or with ½” drive x 3” extension
- Thinner wall provide better access in tight areas
- Rounded internal corners for a tighter grip
- Embossed with sizes for easy identification
LIFETIME WARRANTY on socket