Barber colman Horizontal Hobbers (2 Available) model 6-10 w/ crowning s/n's 3493 & 4672 Machines were upfit with special crowning option These machines were upfit by Bourn & Koch to mfg crowned gears the machines can be inspected in our shop under power . these are unique machines for cutting crowned gears and shafts Machine specifications MAXIMUM WORK DIAMETER: 6" MAXIMUM TRAVEL OF HOB CARRIAGE: 10-1/2" MAXIMUM DIST. SPINDLE FACE TO TAILSTOCK CENTER: 15-3/4" MAXIMUM DIAMETRAL PITCH , 1 CUT: 16 DP - 2" DIAM MAXIMUM DIAMETRAL PITCH ,1 CUT: 48 DP - 6" DIAM MAXIMUM HOB DIAMETER: 2-1/16" HOB SPEED: 133 - 533 RPM WORK SPINDLE BORE: 1-1/32" WEIGHT OF MACHINE: 3,500 LBS. MACHINE IS EQUIPPED WITH: Special crowning attachments Precision Single Thread Worm Bayonet Center V- ways Change Gears Misc 1 Hob Arbor Books and manuals Machine can be inspected under power in good mechanical condition with proper Notice in our Statesville NC plant! contact us to set up an inspection today or visit our website at www.piselliEnt.com to view similar machines or all our gear machine inventory