This steel toothed washer is designed to help lock a fastening in place, resisting loosening from vibration. It has an internal diameter of 10 mm and an external diameter of 17.57 mm, useful when fitting bolts that need a secure hold.
- Pack of 4 washers
- Internal diameter 10 mm, external diameter 17.57 mm
- Toothed design helps prevent fastenings from loosening