CNC Lathe Threads per Inch Calculator Mill

Quickly and easily calculate the dimensions of Unified Screw Threads.

Quickly and easily calculate the dimensions of Unified Screw Threads including the Major Diameter, Minor Diameter, Pitch Diameter, Tap Drill Sizes, Measurement across wires for 3 wire thread pitch diameter measuring and even feed rates. 0-80 through 4-16 Unified Threads are supported! Also both OD and ID threads are supported. This is a great app for Machinists, CNC Machinists, CNC Programmers, Machine Shops and QC Inspectors!