Saw these at Tractor Supply for $0.49. Regular price is around $3 ea for the stone and $10 ea for the carbide bit. . .
Aluminum Oxide Grinding Stone
Tungsten Carbide Cutter
I ordered several of each with the free ship to store option for my local TSC
Aluminum Oxide Grinding Stone
Tungsten Carbide Cutter
I ordered several of each with the free ship to store option for my local TSC

