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📋 Spec data: Detailed (42 fields) · compiled from manufacturer and public sources · reference updated 2026-09-24. These specifications describe the model in general. The year, control generation, spindle, and option package of a specific unit may differ — always verify against the actual machine. Methodology · Data sources.
About the Haas ST-55
The Haas ST-55 is catalogued under Turning Centers & Lathes in The Machine Blue Book CNC machine reference library. This entry documents the machine for identification and education; specifications above are compiled from manufacturer and public sources and describe the model, not a specific unit.
