- Chrome vanadium steel
- CSR10
- Hardened and tempered
- Fully polished
- High chrome finish
- Size - 11mm
Uses:
- Double-ended tools that serve the functions of two spanners at once
- One end is an open-ended spanner and the other end is a ring spanner
- They work for only one size of fastener, as both the profile heads are of the same fastener size
