Powerbuilt
1/4 in. Dr. Universal Joint Impact Sockets - SAE
- Superb fit, finish and performance
- Impact rated chromoly steel
- Center holes punched through for added clearance
- Black phosphate finish with contrast size markings
- Z-drive contacts flat walls of fasteners for stronger grip
6 point construction with flat black phosphate finish. Chamfered opening for easier mating to fasteners. Z-Drive sockets contact flat walls of fasteners for stronger grip. Meets or exceeds ANSI standards. Lifetime Warranty.