How To Sharpen A Lathe Cut Off Tool

There are different ways to check the sharpness of tools.

How to sharpen a lathe cut off tool. Dip the tool in coolant frequently to keep it from overheating and annealing. Part-off Tool Inspection. The end result should be the point of the parting tool be ground to a sharp squared of point.

As I noted in my Sharpening Handbook httpsharpeninghandbookinfo these are not easy to sharpen in a normal manner. When you sharpen a lathe tool bit youre really re-drawing a number of critical angles. This time is not an exact science since it is affected by so many variables.

Begin by dressing the grinding wheel. Next look up the typical angles for the workpiece material and then follow the steps in Figure A2. Simply turn the wheel on and draw the tool across the surface of the stone.

Turn the grinder on and lower the tip of the parting tool onto the moving grinding wheel for a few seconds. If using HSS parting blades grind andor hone the cutting edge to ensure its sharp. In this example we are making a normal right handed tool for the lathe.

Turn the parting tool over and do the opposite side for the same amount of time. One method is to run your thumb across the edge. Be careful dont even run a finger along the length of the sharpened edge.

How to Sharpen HSS Cut Off Blade for a Lathe. Inspect the parting tool closely before using. This is easy to do using a diamond sharpening tool.