CNC calculators
Calculator tools for desktop CNC setup.
Use these calculators to choose stock, get clean starting values for CAM setup, check engraving geometry, and convert units before you run a test cut.
CNC Material Block Size Calculator
Upload common CNC project files, read their bounding boxes, and check the minimum stock block size.
STLSTEPDXFSVGFit check
Open calculatorCNC Feeds and Speeds Calculator
Convert spindle speed, flute count, chip load, and feed rate into practical starting points for desktop CNC cuts.
Tool diameterFlutesRPMChip loadFeed rate
Open calculatorV-bit Engraving Width Calculator
Find engraved line width from V-bit angle and depth, or solve the depth required for a target line width.
V angleCut depthTip flatTarget width
Open calculatorCNC Unit Converter
Quickly convert the length, feed rate, spindle speed, and angle units used in CAM and CNC controller setup.
InchesMillimetersIPMmm/minRPM
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