Derby Talk

Scubersteve wrote:well, I bought cheapo 3/32 drill bits in a two pack and they are never quite the same size, so i drill a test hole with each one and one of them was a perfect snug fit... and it was actually a straight bit! Almost unheard of in cheapy bits I know. Got lucky.

I wonder if one could reduce the diameter of the outer inch of a typical drill bit by 0.001 or 0.002" using emery cloth. The cloth might tend to "reach around" the tip of the bit, though, and dull / ruin the cutting face of the bit. Anybody try this before with satisfactory results?