Lathe ball turning attachment | Metal lathe tools, Metal ...
Back Radius Turning Tool cuts a ball-shaped end or turns a radius on the end of a workpiece. It's simple to use: mount the tongue of the outer frame (approximately 3/8" square) in your lathe's tool post. Then, swing the handle to rotate the cutting tool bit in a smooth arc. Use for making universal couplings, decorative ball-ends on handles ...