Rockwell 21-100 vertical mill - Practical Machinist
Oct 16, 2010· This mill is in good condition, having been recently disassembled, repaired, and painted. It is a model 21-100 with a 6.5" x 24" table. Many new parts were installed, as well as new bearings throughout. The motor is 3/4 hp, 3-phase, 1725 rpm, and runs smoothly. It has a new reversing drum switch, and an R8 spindle taper.