Complete with base of cast iron. Both vertical column and compound table of treated, quality aluminum. All axis are play-free with adjustable slides. Headstock of die-cast aluminum contains the 24 pole balanced special motor and is super stable even at high operating speeds. This stability facilitates the use of the finest cutters. The triple slit, hardened steel MICROMOT collets cover a range from .04" to .125" (1.0, 1.5, 2.0, 2.35, 3.0, 3.2mm). The table is fitted with three T slots of the .47" x .24" x .24" (12x6x6mm MICROMOT norm). An adjustable ruler scale eases the positioning of the work piece. All hand wheels are zero adjustable with 1 revolution = .4" (1.0mm), 1 division = .002" (0.05mm). Order Optional Three-Jaw Chuck, No. PRO28941.