Comments by "" (@thomasauslander3757) on "Robertson, Phillips, and the History of the Screwdriver" video.

  1. There's Japanese Industry Standard: Often improperly referred to as Japanese Phillips. Commonly found in Japanese equipment, JIS looks much like a Phillips screw (and even more similar to Frearson), but is designed not to cam out and will, therefore, be damaged by a Phillips screwdriver if it is too tight...
    2