Calculator’s CategoriesAdvancedGeneral MachiningMillingTurningThreadingUnit ConversionsCarbide GradesAdditional CalculatorsADVANCED CALCULATORSSpeeDoctorAdvancedSpeed & Feed CalculatorThreaDoctorAdvancedThread CalculatorMILLING CALCULATORSBasic Milling CalculatorsOnline calculators for Basic Milling formulasChip Thinning CalculatorRadial and Axial Chip Thinning Calculators.Formulas and explanations for different cases.Chip Load CalculatorGet Chip Load recommendations per Raw Material and Milling cutter Diameter.Cut Depth OptimizerCalculate the Optimal Depth of Cut forvibration-free milling.Thread MillingCNC Gcode GeneratorCNC Gcode Program for all the main controllers configured with dozens of parametersBall Nose Surface FinishGet the surface finish based on the cutter’s diameter and the stepover. Or the stepover for a required surface qualityTURNING CALCULATORSBasic Turning CalculatorsOnline calculators for Basic Turning formulasISO InsertsCalculatorOnline calculator Descriptions, Dimensions, and TolerancesSurface Finish CalculatorOnline calculators and charts for Turning Surface RoughnessFacingFacing, Parting Off & Grooving Cycle Time CalculatorThread TurningCNC Gcode GeneratorCNC Gcode Program for all the main controllers configured with dozens of parametersKnurlingCalculatorOnline calculator for diameters and cutting conditions for KnurlingTHREADING CALCULATORSThreaDoctorBasic dimensions, Limits for all Classes, Cutting data for all the main thread familiesThread MillingCNC Gcode GeneratorCNC Gcode Program for all the main controllers configured with dozens of parametersThread TurningCNC Gcode GeneratorCNC Gcode Program for all the main controllers configured with dozens of parametersTap Drill SizeOnline Tap Drill Size Calculator (Based on Thread Depth)Coating ThicknessGet the dimensions needed before coating to get a good thread after itGENERAL MACHINING CALCULATORSMetal Removal RateCalculatorMRR Calculators and formulas for Milling, Turning, and DrillingMachining PowerCalculatorCutting Power Calculators and formulas. for Milling, Turning, Drilling, and GroovingUNIT CONVERSION CALCULATORSHardness ConverterGrade Comparison Tool. Find out the difference between the two grades and get our Compatibility ScoreRa to RzConvert Surface Finish from Ra to Rz and from Rz to RaInch Decimal/FractionConverts inch values between fractional and decimal notations.SFM to RPMConvert Surface Feed per Minute to Spindle Speed (RPM)Imperial to MetricConvert Machining terms(Cutting speed, feedrate, etc.) from Inch to mm unitsMetric to ImperialConvert Machining terms(Cutting speed, feedrate, etc.) from metric to Inch unitsRPM to SFMConvert Surface Feed per Minute to Spindle Speed (RPM)CARBIDE GRADES CALCULATORSGrades WizardThe Machining Doctor’s unique algorithm will list the best grade from each brand for a given application!Grades ConverterGet a list of the closest alternative grade from all other brands, with our Compatibility Score for each one.Grades ComparerGrade Comparison Tool. Find out the difference between the two grades and get our Compatibility ScoreAdditional CalculatorsEngineering Tolerances & FitsOnline Tolerances and Fits Calculator (ISO 286)Drilling CalculatorsOnline calculators for Drilling formulasTrue Position CalculatorTrue Position Calculator and FormulasSine Bar CalculatorSine Bar Calculator and FormulasBolt Hole CircleX-Y coordinates for bolt-hole circles
