Anvil | 6" x 3" Rub Brick

You either know what this is, or you don't. This bad boy will smooth out any crusty concrete ledge instantly! 

The formula is usually:
1. Rub Brick edge and get rid of as much dust as possible
2. Spray grindable area with clear coat enamel, lacquer, or gloss concrete sealant
3. Wax that thing and griiiind!