This drill rig has a new innovative tool-free vacuum base mounting design.  Precision engineered carriage assembly, balanced with maintenance-free, double sealed bearings for pin point accuracy.  Combination base provides quick change-over from vacuum to anchor operations.  Precision ground 2-1/2" square column with adjustable rack & pinion in a black oxide finish.  Easily detachable feed handle & control AMP box for left or right side drilling.  Has a 6" industrial wheel assembly for easy mobility.  Cast aluminum base is rugged yet lightweight.  Built in lack-screw assembly for ceiling or wall bracing.  Sliding feed handle allows for drilling in confined areas.  Dual switch/outlet control panel & AMP meter.  Fits 12" diameter core bits (14" with optional spacer) with a 27" bit feed.  Overall Dimensions are 19" Long x 24" Wide x 46" High.  Core Bits Not Included (See "Drill Bits" in our Cutting Tools Section).