Used Cincinnati Gilbert 4" Horizontal Boring Mill Model 4" CDT year 1983 Serial No. 4C-180 Spindle taper 50 Spindle speeds 7 to 1510 RPM Spindle travel 30" Table size 54” x 78” Cross travel of table 60" Vertical travel of Headstock 48" Width of bed 36" Width of bed ways 6" Width of column ways 35 3/4" Motor 20 HP Pendent control Power drawbar Rapid traverse