Posted by David Sherman on Tuesday, April 12, 2005 at 1:32AM :
In Reply to: Brake drum machining posted by matthew on Monday, April 11, 2005 at 10:00PM :
If it's marginal, I'd leave a bit of scoring in the drum, rather than cut it oversize in order to get it perfectly smooth. A few scores won't significantly affect braking, and although it may wear the shoes a little faster, shoes are cheaper than drums.