Autozone or Napa Echlin, Quality?

The key is to get the wound sealed and immobilized as quickly as possible. Then keep it sealed and immobilized until the skin grows back together. Then just wait for the inner workings under the skin to heal (maintain very limited mobility to prevent under-lying tissues from separating).

Thumb is still numb, nerves never really grow back when you cut them in two.
Should have had the object in a vice, but I don't own one. You can bet I am in the market for a vice now. :)

Dang local hardware store wanted 80 bucks for a chinese vice. I was like "how about you find me an American vice and I will pay you 100 ... son"
Dang chinese vice. What the F?.. I would give them 50 bucks to launch that thing from a turbo diesel powered catapult, at a rate of 10,000 fps, over the boarder into mexico! Seriously I would.

I swear one day, I am going to be out there digging a moat around this Country and fill it with Alligators with friggin laser beams on their heads..

I think the more important question here is what the hell did you do to your thumb that a paper towel and electrical tape band aid couldn't handle?