Harbor Freight mini mill | The HobbyMachinist
Feb 16, 2017· Well,after about 2 months of messing with my mini mill,I finally did what hundreds of other have done; broke the plastic I didn''t just chip a few... Menu. Home. ... I did the belt drive conversion on my mill but never broke a gear. I put the belt on just after I got it. It is much nicer with the belt drive. No regrets and I would do it ...