pulley keys - special tool from oliag (wood washers)

[Newton Hunt]

> A jig can be set up on the drill press table to center bore the disks for 
> the appropriate size balance rail pin and you're into it for under $30.

Those fiber inserts are noise and have to be chamfered on the inside to
allow the pin to move freely.  Did that, didn't like it, never again. :)

		Newton