Originally Posted by
Cangooner
On the vintage billet: as an FYI, I ended up with 11 razors in mine, and that gave enough material for one razor. Bearing in mind of course I removed plenty of material (thin bits of blades that had turned to foil when flattened, tails past the pivot) *and* had no idea what I was doing. :)
So it shouldn't take too many donor blades to get a good few finished blades in the end. Can't wait to see how it works for you guys!
On the blackboard front, I bought a can of blackboard spray paint and coated a bare wall in the shop and it has worked great.