How To Sharpen A Lathe Cut Off Tool

Video on how to properly sharpen.

How to sharpen a lathe cut off tool. When you sharpen a lathe tool bit youre really re-drawing a number of critical angles. Another important step is to make sure the cutting tip of your parting tool is right on the center line of the piece you are parting. For a while now Ive wanted to have a way to sharpen my metal lathe cutting tools.

Dip the tool in coolant frequently to keep it from overheating and annealing. Inspect the parting tool closely before using. This insures a consistent angle much better than repetitive hand grinding cooling the tool in water hand grinding again and so on.

Another thought on parting is to try to do your parting as close to the chuck jaws as possible. This time is not an exact science since it is affected by so many variables. Turn the parting tool over and do the opposite side for the same amount of time.

Part-off Tool Inspection. The work was fed across the edge of the grinding wheel with a light inward pressure to make the cut. Above or below center.

Turn the grinder on and lower the tip of the parting tool onto the moving grinding wheel for a few seconds. One method is to run your thumb across the edge. In this example we are making a normal right handed tool for the lathe.

How to Sharpen HSS Cut Off Blade for a Lathe - YouTube. As I noted in my Sharpening Handbook httpsharpeninghandbookinfo these are not easy to sharpen in a normal manner. With a standard bowl taking between 30 minutes to an hour and that they sharpen their tools about twice then it means that it will take the tool between 15 -30 minutes for their tools to get dull.