Specifications: Max. Diameter of Workpiece (External): 400mm, 15.75" Max. Diameter of Workpiece (Internal): 250mm, 9.84" + Cutter Dia. Max. Module: 8 Module: 3.2 D.P. Max. Width of Workpiece: 115mm, 4.53" Max. Cutter Stroke Length: 135mm, 5.3" Cutter Max. Helix Angle: +-36deg. Cutter Stroke (Infinitely Variable): 60-500 str/min. Rotary Feed: 2.5-3,200 0.098-126.0 mm/min IPM Radial Feed: 0.001-0.1 0.00004-0.004 mm/str.in/str. Rapid Feed: 5,000mm/min., 196.9ipm Cutter Spindle Dia.: 110 mm, 4.33" Work Table Dia.: 520mm, 20.5" Main Motor: 12kW, 16.2HP Power Consumption: 40 kVA Approx. Dimenions: 135"L x 102"W x 112"H Machine Weight: 8,000kg, 17,600 lbs