1. 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.
2. This app is a simple drill & tap reference guide.
3. 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.
4. The drill and tap tables show drill letters and decimal values.
1. The relief hole sizes, close fit and free fit, also super helpful.Simple and easy to use.
2. Super functional resource and reference for fasteners!! I rely on this app fairly regularly around the shop and even in my garage.
3. I recommend it to all the metal working groups I'm in.Easy and simple to use app.Use it all the time.
4. Drill sizes, tap drill sizes, even metric threads.