razor's permanently less wide, razor's permanently thicker at a given distance behind the bevel (unless you have access to new hollow grinding)

a customer bought a $111 razor factory-new, honed it very badly, and returned it for a full refund. not very kosher bacon there;

thesuperiorshave.com/product/please-dont-make-me-pay-for-your-honing-inexperience-wayuncool/