The Supra CNC vertical knee mill 10 x 54 is a large vertical mill w/ CNC technology. Features heavy-duty, cast iron construction. Check out this knee mill today ... The CNC SUPRA Vertical Mill (9x49) or (10x54) Specifications Model CNC SUPRA 9x49 Knee Mill CNC SUPRA 10x54 Knee Mill; Table Size: 9" x 49" 10" x 54" Table T-slot size: 5/8" x 3" …