"cause" your mill to rust (if you had reapplied WD40 on a weekly basis your mill would be fine) but it did remove whatever protection was on the metal and that "allowed" it to rust. Unfortunately this is strictly a case of misapplication. On the bright side WD40, 0000 steel wool, and a light touch is the absolute best way to
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WhatsApp: +86 18203695377Hi all, I belong to a local lapidary guild and we have an older Durston rolling mill in our shop. (Don't know the exact model but it's a combo mill with reduction gears and extension rollers.) It went unused, and unloved, for several years but has recently been seeing use again. During a recent class, someone got exuberant and managed to snap a gear in half, that the mill then spit out the ...
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