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This app is a simple drill & tap reference guide. The interface is designed to be quick so that you can get back to your project without messing with your phone or tablet too much.
This app gives drill and tap tables for all common thread sizes including: United National Coarse, United National Fine, National Pipe Tapered, National Pipe Straight, Metric Coarse, and Metric Fine. The drill and tap tables show drill letters and decimal values.
*ANSI Drill Size Table
*Inch - Millimeter Conversion Tool
*Clearance Hole Tables
*Light and Dark Themes
March 26, 2015:
*Added 1/16-27 NPT
March 1, 2015:
*Added metric equivalence column in Drill Size chart
*Added ability to change divider color (see settings menu)
*10 theme combinations possible, give them a try in the settings menu!
January 20, 2014:
*Try the new light theme in the settings menu!
*New quick access layout
*Added layouts for tablets
April 13, 2013:
*Minor changes and bug fixes