Type in the Diameter and SFPM and click Compute to get RPM. or Type in the Diameter and RPM to get the SFPM.

Type in RPM, No. of Teeth and Chip Load to get the Feed Rate. or Type in RPM, No. of Teeth and Feed Rate to get the Chip Load.

Type in either one to get the other.

(This calculator only converts from fraction to decimal)

NOTE: A small insignificant difference in other calculations may occur, caused by the conversion of the units and the rounding off of numbers.

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