Any time you do major suspension work on a Mini where it is necessary to compress the front spring (rubber cone) it will be necessary to have this tool. It comes with 2 center pins to work with early AF thread 1/2" fine thread) and late (metric) cones. All suspension cones hve been metric since 1976.
Mini Spares version of the original safety tool.
A repro budget version ot this tool with just the Metric thread pin is available as
TOOL07