ThreadKing

4.8
5 reviews
1K+
Downloads
Content rating
Everyone
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image

About this app

ThreadKing is the ultimate reference and calculator for threads.

It contains all the information for Metric and UN Taps, Fine/Course Threads, Drill/Tap sizes, Pipe Tap sizes, and Thread Dimension.

ThreadKing is also a handy calculator for finding the right drill size in Cutting Tap and Forming Tap based on Thread Percentage. Besides, it calculates RPM and feed rates in Cutting Tap for different materials

FEATURES:
- Drill/Tap Chart available in drill size standards: Fractional, Letter, Wire Gauge and Metric
- Course and Fine Thread
- Pipe Thread Chart
- Cutting Tap Calculator based on Thread Percentage
- Forming Tap Calculator based on Thread Percentage
- Cut Tapping RPM and Feed Rate Calculator
- Formular and Equations for Reference
Updated on
Sep 9, 2024

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
No data collected
Learn more about how developers declare collection

Ratings and reviews

4.8
5 reviews
Jermaine Race
February 9, 2026
Mostly its just a drill chart with tap drill sizes noted for metric, UN, NPT, it does have some useful formulae. It doesn't give you tolerances.
Did you find this helpful?
Colton Anderson
November 29, 2022
Thank you so much I really needed this to make a mount for a sex swing it worked perfectly.
Did you find this helpful?
Shawn 0624
August 30, 2025
wonderful app
Did you find this helpful?

What’s new

Updated for latest OS version