Drill heads 1 Spindles per vertical drill head 1 Drilling diameter 1 11/16" Spindle stroke 12" Power per head (AC) 7.5 HP Programmable spindle speed 1,000 rpm Maximum beam size 44" Equipped With: Ficep cnc control 850 Mhz Celeron CPU with 128 MB RAM, 10 GB HD, FDD, Color video TFT 12.1”, Keyboard panel and auxiliary pushbutton panel, 10/100 RJ45 Ethernet port, USB modem, 4 serial ports RS232 , 1 parallel port, 1 additional USB port to enable the connection with an external floppy drive (not included in this quotation) WINDOWS XP operating system guarding, drill, multi-axis control, 400 volt, 60 hertz, manuals, Drill coolant, CNC control,