Many thanks for your replies.

John +4 - I looked on the MWS website but could only see tools for the hexagonal fitting.

4acker - I looked at the oldtimer website but the prices were a bit steep for me.

Jays - I spoke with Paul Harris and he said they were about 6 weeks away. He was very helpful though.

Kinmont - Thanks, this seems like the best option.

sospan - PM sent.

Thanks again to everyone.

Paul