Drill Bit Charts Pro

Installs

2.2k

Rating

4.7

Rating count

< 100

Category	Tools
Developer	DONALD FARRELL STEGALL
Price	1.99
First release	6/9/2014 (11 years ago)
Version	1.4.4
In-app purchases	No
Contains ads	No
Content rating	Everyone
Package name	com.donstegall.drillbitchartspro

View on Play Store

Core Metrics

Data Breakdown

Date	Rating Count	Average Rating	Installs	Version
8/13/2025	37	4.667	2,179	1.4.4
8/12/2025	37	4.667	2,178	1.4.4
8/11/2025	37	4.667	2,176	1.4.4
8/10/2025	37	4.667	2,172	1.4.4
8/9/2025	37	4.667	2,170	1.4.4
4/28/2025	36	4.714	2,115	N/A
4/24/2025	36	4.714	2,115	N/A
3/10/2025	35	4.769	2,094	N/A
2/27/2025	35	4.769	2,073	N/A
2/25/2025	35	4.769	2,063	N/A
2/24/2025	35	4.769	2,061	N/A
2/20/2025	35	4.769	2,059	N/A
2/17/2025	35	4.769	2,056	N/A

Details

This is a simple app with charts for drill bits sizes in fractional inches, metric, US number, and US letter sizes. It scales to larger screens on 7" and 10" tablets for easy readability.

It includes Tap Drills for U.S. Sizes chart with drill sizes for 100%, 75%, and 50% threads as well as clearance sizes. Now includes Tap Drills for Metric Sizes chart with drill sizes for 75%, and 50% threads as well as clearance sizes.

Wood Screws for U.S. sizes so you know what size of pilot and clearance holes to drill.

Added straight and tapered pipe tap drill sizes.

A simple unit converter with various common conversions is included in the Pro version.

Try out the free edition by searching for Drill Bit Charts.

Drill Bit Charts Pro is an ongoing project that will continue to get more enhancements and become available on more platforms including iPhone and iPad.

Drill Bit Charts Pro is currently available on Android and Windows 10. Drill Bit Charts is available on Windows 8.1 and Windows Phone 8.1

Features coming soon to Drill Bit Charts Pro include:

* Zooming of charts.

* Setting the font size used in the charts.

* Color themes and control of colors in charts.

* Many more charts.

* Copy to clipboard.

* Closest drill help.

* Integration with wearables like Pebble, Pebble Time, and Android Wear.

* A lot more.

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