Nov 19, 2009· Short list was the X3, the SX3 at 350 lbs, and a RF-45 clone at 800-900 lbs. Overwhelming advice from the dozens of machinists I interviewed (yes, literally dozens) was: RF-45 was the best choice for being able to take on major projects and hold tolerances, but all 3 of them were limiting in terms of size.
