3 ms·
My ruler is metal and I use graphite to lubricate it. Just take a pencil and run it along the slots and the slide. Lightly wipe it off and then reassemble the p
by sizzzzlerz 10y ago
My ruler is metal and I use graphite to lubricate it. Just take a pencil and run it along the slots and the slide. Lightly wipe it off and then reassemble the pieces. Works great.
- dredmorbius 10y agoThanks.