Hi Tony ,
You do indeed need a tool, basically a cup which the outer part of the button sits in, then another part of the tool spreads the inner part over so securing the outer button
Cheers John
LIVE LIFE A QUARTER OF A MILE AT A TIME!
1976 Speke FHC Beauty
1979 3.5 FHC(STATUS PENDING!!)
1982 2.0 DHC NOW A 4.6,ON THE ROAD NOW KICKING AR5E !!!!