Private company

Watts Brothers Tool Works

American tool manufacturer

Watts Brothers Tool Works is a tool manufacturer located in Wilmerding, Pennsylvania. They are known for manufacturing drill bits that can drill square holes, including blind holes, which cannot be made with other methods such as broaching.2 Wikipedia text CC BY-SA 4.0

Last updated Oct 21, 2026.

Overview

  • HeadquartersWilmerding1

Watts Brothers Tool Works is a tool manufacturer located in Wilmerding, Pennsylvania. They are known for manufacturing drill bits that can drill square holes, including blind holes, which cannot be made with other methods such as broaching.2

Sources

The numbers on this page point here. Each one links to the record it came from.

  1. 1
  2. 2