About machref

machref is a free machinist reference site for speeds and feeds, tooling, materials, CNC programming, and general shop reference. It is intended for machinists, CNC operators, and shop hobbyists who need quick access to common reference data.

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machref is not a substitute for manufacturer specifications. Always consult the manufacturer's documentation for your specific tools, materials, and equipment. All content on this site is for reference only. Always verify feeds, speeds, and tooling recommendations for your setup before machining.