Benchmaster Vertical Milling Machines The Home The Benchmaster is a good little horizontal mill, but it is little The vertcal head for these is rather limited IIRC You can convert any of the smaller horizontal mills to a high speed verical head like the Rusnok (1/4hp, "Y" collets up to 1/2", 280 4800 rpm, and 15" of quill travel) I had one on my Benchmaster, but it was lacking in Z