Live Center Bearing Type Quad-Bearing Design Point Style Standard Point Shank Taper Size MT3 Max Speed 6 000 RPM Shank Type - Machining Taper Head Dia 1.7000 in Head Length 2.1200 in Point Dia 7/8 in Max Workpiece Weight 885 lb Accuracy +-0.00005 in Application Grinding Hard Turning Precision Turning