This arrangement process, milling machine operation and blank thickness all require great requirements. 1, first plastic, try to ensure the flatness of the blank. 2. Milling 149 width to size. 3. Install three flat-nose pliers on the milling machine workbench, fix the jaws and find out the straightness. 4. Add the gasket, select the thickness of the gasket according to the uneven thickness of the material, and mill the plane, milling one side first. 5. Add equal-height shims and mill the other side. 6. Remodeling. 7. Add equal-height gasket, milling with small margin, milling with a knife with a margin of about 0.3-0.5, and turn it over several times. This can achieve flatness below 0. 1. View original post >>