Polished chrome vanadium steel. SP10: Metric sizes: 8, 10, 12, 13, 14 and 17mm. SP20: AF sizes: 3/8", 7/16", 1/2", 9/16", 5/8" and 11/16".
Features
- Open & bi-hexagonal ends with 15¡ offset for greater access
- Hardened & tempered, drop-forged chrome vanadium
- High quality fully polished finish
