Milling a Keyway in a Steel Shaft Instructables
Milling a Keyway in a Steel Shaft: A keyway is a small slot approximatly 1/4" in width and 1 1/2" long. You need it when you are putting a pulley on a shaft. It prevents the pulley from rotating on the shaft. I''m building a Thickness Sander and I spent a great deal of time mak...