Royal Master Model TG-12X4 Precis-O-Matic Centerless Grinder


Stock #



Lake Bluff, Illinois
United States


Grinding Capacity Thrufeed 0.004" - 1.5" Dia
Minimum Increment Infeed 0.000001
Grinding Wheel Maximum 12” Dia x 4” Wide
Grinding Wheel Minimum 10” Dia x 0.25” Wide
Regulating Wheel Maximum 6” Dia x 4” Wide
Regulating Wheel Minimum 4” Dia x 0.125” Wide
Regulating Head Max. Angle of Tilt for Thrufeed Grinding 6° Left – 6° Right
Wheel Head Max. Swivel for Taper Grinding 5° Left – 5° Right
Spindle Speeds for Grinding Wheel (constant) 2040 RPM
Spindle Speeds for Regulating Wheel (variable) 20 - 500 RPM
Approximate Weight 2500 pounds

Equipped With

7.5 HP, 3 Phase, 60 Cycle, 230 Volt Drive Motor. ¼ HP, 3 Phase, 60 Cycle, 230 Volt Hydraulic Pump in Base. With Controls.

Servo Driven Variable Speed Regulating Wheel with Automation. Direct PLC with Touchscreen Controls for Preselecting Wheel Speed for Grinding and Dressing Cycles. High Precision Geared Hand Wheel and Ball Screw with Digital Display for Millionths Positioning and 0.000001 Hand Operated Infeed. Hydraulic Profile Dresser for the Regulating Wheel. Precision Regulating Wheel Housing. Taper Adjustment with Dial Indicator. Lubrication System. Industrial Filters Model DB-15 Coolant Filtration System. 

Cleaned, Cycled, Guaranteed.

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