How to grind the cutter of lathe? Please try to attach the picture!

You mean the meat cleaver First of all, two vertical sides should be symmetrical, but the angle of one side should be large, and the angle of the other side should be small. The angle of the vertical direction should be as straight as possible, that is, about 87 degrees, and so should the angle in front. Slot should be made above the cutter of steel cutting parts, and the arc surface should be smooth and flat, the R radius should not be too small, and the width should not be less than15 mm.