G00 Z-100 is one of the most frequently searched and most dangerous CNC code lines ever written. On its own, it looks harmless: a rapid move in Z. In reality, it is responsible for thousands of spindle crashes, broken tools, ...
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G00 Z-100 Rapid Move Danger: The Complete Professional 2025 CNC Safety & Programming Guide
cnccodeG00 Z-100 is one of the most dangerous commands a CNC machine can execute, because it sends the tool rapidly toward a negative Z position at maximum machine speed. Unlike controlled feed moves (G01), the G00 command performs a high-speed ...