Franja

nabrúsiti to sharpen, to whet, to grind; (britev, z oslo) to hone, (na jermenu) to strop; (naostriti) to put a sharp edge on

brítev razor

oster kot brítev as sharp as a razor
brusač britev razor grinder
jermen za brušenje britve (razor) strop
klina britve razor blade
nabrusiti brítev to grind (ali to set) a razor, to strop one's razor