# Tap, Drill and Nut Chart

> Simple tap and drill chart with nut sizes and clearance holes. Metric and US.

Canonical page: [https://chrome-stats.com/d/com.principiaprogramatica.tapanddrillchart](https://chrome-stats.com/d/com.principiaprogramatica.tapanddrillchart)

## Overview

- **ID:** `com.principiaprogramatica.tapanddrillchart`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** Greg A Miller
- **Category:** TOOLS
- **Downloads:** 33,336
- **Rating:** 4.20 / 5 (67 ratings)
- **Version:** 3.0
- **Last updated:** 2025-09-07
- **First published:** 2014-08-18
- **Publisher country:** US
- **Size:** 20 KB
- **Data as of:** 2026-09-14
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.principiaprogramatica.tapanddrillchart)
- **Website:** [http://www.principiaprogramatica.com](http://www.principiaprogramatica.com/)
- **Privacy policy:** [http://www.principiaprogramatica.com/privacy.html](http://www.principiaprogramatica.com/privacy.html)

## Description

"Tap, Drill and Nut Chart" is an essential tool for anyone needing quick access to tap and drill specifications for nuts and bolts. It features a user-friendly interface that displays screw and bolt sizes, clearance hole dimensions, tap drill sizes, and nut sizes, including hex head dimensions across flats. This app supports both metric and US inch SAE measurements and requires no permissions, making it a straightforward, hassle-free solution for your drilling and tapping needs.

## Rankings

- #354,384 — Overall

## Review summary

### Pros

- Easy to read and access on the phone
- Ad-free experience
- High-quality content

### Cons

- Limited features compared to other options
- Lacks adjustable thread percentages

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Source: [Chrome-Stats](https://chrome-stats.com/d/com.principiaprogramatica.tapanddrillchart)