Nuts & Bolts

Tim Judkins · com.botnerd.android.nutsandbolts

5.0 out of 5 (1 rating) 100K+ downloads v1.1 495.6 KB Android 1.6+ PEGI 3 · Everyone

Download APK 495.6 KB All versions

Signature matches the Google Play version Details

At a glance

Latest version: v1.1 (5)
Updated: Mar 6, 2015 (11 years ago)
APK size: 495.6 KB
Requires: Android 1.6+ (API 4)
CPU support: Any (no native code)
Category: Tools (app)
Website: botnerd.com
Developer contact: [email protected]

About this APK

Nuts & Bolts is an app by Tim Judkins in the Tools category. It has no native code, so it runs on any Android processor.

What's new in v1.1

* Clearance holes! * NEW tablet layouts! * Added #12 and M5 screw sizes

Description

From the listing uploaded by “chaos75”.

Nuts & Bolts is a simple application to look up screw sizes. It provides screw diameters, screw head dimensions, tap drill sizes, and clearance holes for standard sizes #0 to 1" and metric sizes M1.4 to M24. A simple interface allows you to cycle through sizes and screw types OR tap any dimension to quickly jump to the size you want. Free version includes dimensions for screw diameters, tap drill sizes, clearance holes for all standard and metric sizes as well as screw head dimensions for pan and button head screws. Get the PRO version and unlock screw head dimentions for: * Socket Head Cap Screw * Round * Flat * Hex * Binder * Fillister * Truss

Security & authenticity

Security rating: Trusted

Signing certificate

Signature matches the Google Play version Checked by the source store on May 29, 2016.
Certificate issued to “botnerd.com” This is the certificate of the Google Play version.

Store checks and file details

Developer signature under review Jun 19, 2025
Validated against Google Play May 29, 2016
Antivirus scan passed Sep 23, 2020
Signed byCN=Tim Judkins, O=botnerd.com
Signing certificate (SHA-1)F8:9C:6D:DD:2A:8F:B4:77:D3:06:85:C1:12:8D:50:93:09:14:6E:92
File MD50d05a72e68f04efa28f5e1fa686c2869
Uploaded by “chaos75” Bronze tier · 2,390 followers · uploading since 2014

Scans and ratings come from the source store; the certificate comparisons are AAPKs's own, made from the files' published signatures. AAPKs doesn't scan files itself — compare the MD5 and signer after downloading.

Required hardware & features

Portrait screen android.hardware.screen.portrait
Touchscreen android.hardware.touchscreen

Nuts & Bolts APK: questions and answers

Can I install this APK over the version I already have?

Yes, if your installed copy is older. It is signed like the Google Play version, so Android installs it as an update and keeps your data.

Is the Nuts & Bolts APK safe?

No one can promise that a file is safe, but some things can be checked. The source store rates this file Trusted. Its signature matches the Google Play version. After downloading, check that the file's MD5 is 0d05a72e68f04efa28f5e1fa686c2869.