Modifying a Harbor Freight 6X26 Knee Mill | The Hobby .
WEBJan 31, 2018 · Also here is a picture of the power feed mounted after I mounted the trough back in place. The end of the factory lead screw had to be extended in order for this to be done. An extension was threaded into the end of the lead screw and pinned into place. This is how the mill looked before I replaced the drum switch and installed the cast trough ...