Jack

The geometry on your $19 razors is likely way off. Is it one of these Brands of Straight Razors to avoid - Straight Razor Place Wiki ? As far as I know, and that is not very far. the bevel angle on a straight is 18 degrees give or take a degree. There are some threads on here about that and someone more knowledgeable will be along shortlyto further explain that

Bokers are usually good straights depending on condition and the abuse they have suffered. Do not bet the house that brand new straights come shave ready from the factory. Just sort of shave ready may be closer to the truth.

Bob