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Barber hones - they're pretty common, so they're pretty cheap.

If you miss one 'bargain' on a barber hone, another will be along shortly.
(And then you can stop spending money on shaving...

It'll be worth the wait - Oz will bring the razor back to life!

While you wait you can practice stropping with a butter knife - just to get some muscle memory going. Stropping is also kind of...