great app what a great find this is, really handy app. even covers whitworth and ba threads which are not covered in the other apps of this type that i have tried.
Len Wood - Metal Monster Ltd Awesome - all those conversions right in your hand! MUST have for all engineers.
Excellent Covers all the main things I need. Well set out and easy to use.
MRS Great app. Very handy
Calculate recommended hole sizes for tapping various materials and much more!
For whom engaged in oil & gas activity, particularly in planning and drilling.