smooth broaches

[Gareth's Downstairs Computer]

Does one have to roughen smooth broaches before use in
the same way that one does with a burnisher?

[Mark Kinsler]

Post by Gareth's Downstairs Computer
Does one have to roughen smooth broaches before use in
the same way that one does with a burnisher?

Even noted pivot scholars seem to disagree on this. I never noticed that it mattered much.

M Kinsler

[Thomas]

Einstein is wrong..emc2...so yes. Probably.