Yep, I have one just off centre for the cover - it doubles up as a fastener for my dash mounted rear view mirror, (Just to the left). Although mine is a 'Lift the Dot' fastener.
"Y mae dafad ddu ym mhob praidd" 1972 4/4, 1981 MGBGT, 1984 FLHT1340, 1980 XLH1000, 1990 ZX10