With the Speeds & Feeds Calculator you can quickly calculate cutting speeds and feeds for drills, milling cutters, and lathe workpieces.

- Calculate between RPM and Feet per minute or Meters per minute

- Calculate between feed per rev and feed per minute in inches or millimeters

- Calculate drill point and countersink depths

- Browse and use data from included Drill Charts
--Decimal conversions of Inch based Number & Letter Drills
--Tapping Charts for UN & ISO Metric, Cutting, and Coldform (roll) taps

- Browse and use data from included List of starting cutting speeds for over 200 materials

- Convert values shown between Inch and Metric systems.

- Convert from Degrees, Minute, Seconds to Degree-Decimal

- Uses attractive visual design.

Compatible with iPhone and iPad!

Part of the Machinist's Calculator Library of app tools! You can purchase any of the other Machinist's Calculator functions as IAP inside the app, create you're own customized calculator!