This might help David, might not be 100% accurate but ballpark figures.
PE Diameters
PE# 6 = 0.405mm 0.016”
PE# 8 = 0.470mm 0.018”
PE#10 = 0.520mm 0.022”
PE#12 = 0.570mm" 0.023”
……………………………………………………………………………………………………………
Stella SW model
18000HG PE5/500m, PE6/400m, PE8/300m
20000PG PE5/600m, PE6/500m, PE8/350m
……………………………………………………………………………………………
Stella FA model (2002-2008)
10000 Spool PE3/550m, PE4/400m, PE5/300m, PE6/250m, PE8/170m
20000 Spool PE4/750m, PE5/600m, PE6/500m, PE8/350m, PE10/250m
16000 Spare Spool PE4/500m, PE5/400m, PE6/300m
………………………………………………………………………………………………………….
Tuf-Line
Line Test 12 18 30 50 65 80 100 130 200
Diameter . 005" .007" .009" .012" .017" .019" .021" .027" .030"
Mm .438 .475 .530 .700