Before revision: Horizontal upright=0.9|Horizontal milling machine.1: base2: column3: knee4 & 5: table (x-axis slide is integral)6: overarm7: arbor (attached to spindle) A horizontal mill has the same sort but the cutters are mounted on a horizontal spindle, or arbor, mounted across the table.
After revision: Horizontal upright=0.9|Horizontal milling machine.1: base2: column3: knee4 & 5: table (x-axis slide is integral)6: overarm7: arbor (attached to spindle) A horizontal mill has the same short but the cutters are mounted on a horizontal spindle, or arbor, mounted across the table.