Barber Colman Special Horizontal hobbing Machine w/ Extended column support Model 16-56 "Special" s/n 4583 C-Frame Style machine this machine has been specially designed with an extended arm support on the opposite side of the work spindle allowing you to hold even longer shafts between centers going through the large bore work spindle it can hold shafts of 142" between centers. Its condition is excellent!! Machine specifications are as follows : MACHINE SPECIFICATIONS: * Max work diameter 16" * Max DP in steel 6 DP * Max hob length 5" * Max hob diameter 5" * Max travel of hob carriage 56" * Max swivel angle setting 45° +/- * Max distance work spindle face to tailstock center 79" * Max Distance between centers through workhole 138" * Max hob speed 75 - 425 rpm * Max hob shift travel 3.5" * Index worm gear diameter 12.7" * Number of teeth 5 - 300 * Work spindle Bore Diameter 4-7/8" MOTORS: * Main drive motor.....................7.5 HP  * Hydraulic pump.......................1 HP * Lubrication motor....................1/20 HP * Rapid traverse motor.................2 HP * Coolant pump motor...................½ HP * Overall size.........................162" x 56" x 84" * Net weight...........................8,600 lbs STANDARD EQUIPMENT: * Extended overarm of 44" w/ swing down center allowing 142" between centers * Rapid traverse * C frame style machine * Double Thread Index Worm * Manual hob shift * 1-1/4" diameter hob arbor * Automatic lubrication * 1 set up of index gears change gears * Coolant tank in machine * Push button controls * Operator manual and electrical prints * Electrics 220/440 volts, 3 phase, 60 cycles. Machine was purchased in good mechanical condition but it will be gone through and cleaned properly , checked for proper functionality and repaired as needed. It should be ready to ship after receipt of order. visit our website at WWW.PiselliEnt.com to request a formal quote and price, or have a look at our extensive inventory of other rebuilt used gear machinery. contact Rich Piselli for an update or for setting up an inspection at Rich@PiselliEnt.com or call (704) 609-0766