Grumpy,
Yes, they do tend to work a lot better on really stubborn roll pins, as they don't wander off course, and damage the surrounds. That said, I still reckon roll pins are buggers of things.
Cheers,
Gadge
"ODK Mods can explain it to you, but they can't understand it for you..."
"Crazy can be medicated, ignorance can be educated - but there is no cure for stupid..."
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