Niles CNC Gear Grinding Machine Model ZP-12 New 1999 s/n will advise Machine is well equipped and has both Internal and External capabilities. Inspect under power in customers plant Machine specifications are as follows: Maximum Tip Diameter: 49.21" Minimum Center Distance: 7.87" Maximum Center Distance: 31.89" Maximum Stroke Length: 29.53" Maximum Profile Height: 2.20" Rotary Table Diameter: 35.83" Maximum Rotary Table Load: 13200 lbs Rotary Table Bore (Diameter x Depth): 17.32" x 9.25" Maximum Grinding Spindle Speed: 3130 RPM Grinding Wheel Diameter Range: 9.84" - 13.78" Grinding Wheel Widths: 1.97" - 2.48" Machine is Equipped With the following: -Kapp D200 CNC Control -Electrostatic Oil Mist Collector -Onboard Measuring System with Renishaw Probe -Hand Control Pendant -Capable of External and Internal Dressable and CBN Grinding -CNC Rotary Dresser -Internal grinding arm attachment -Hoffman Coolant plant ( regulate and filters coolant ) -full guarding and Mist collection -complete books and manuals Inspect this machine under power in customers shop with proper notice. this machine is a very flexible machine and allows for great range of parts. Contact rich Piselli at rich@piselliEnt.com for more information , photos and possible inspection . We look forward to supplying you good gear equipment. visit our Website at WWW.PiselliEnt.com to view this machine and others we have in Stock!!