MACHINING CALCULATOR
CNC Feeds & Speeds Calculator
Calculate spindle speed and feed rate from cutting speed, tool diameter, chip load and flute count.
CALCULATIONFeeds & Speeds
Calculate spindle speed and feed rate from cutting speed, tool diameter, chip load and flute count.
Inputs4
Results2
Returns
Spindle Speed Feed Rate
Calculation note: Results are mathematical calculations based on your inputs. Check the tool maker’s data, machine limits, workholding and material before using a value in production.
Dedicated Feed and Speed Calculator landing page
See the full feed and speed calculator guide with formulas, materials, related sub-calculators, worked examples and FAQs.
Looking for the full feed and speed reference?
Use the dedicated Feed & Speed Calculator landing page for formulas, material references, related sub-calculators and practical guidance.