Phillips, JIS, and Pozidriv screwdrivers demonstration
Why do some cross-head screwdrivers work better than the others? How to tell the difference?
Contents:
00:00 Phillips screwdriver design
01:41 Phillips VS JIS screwdrvier demonstration
03:03 Phillips VS Pozidriv explanation
Related article:
https://bike.bikegremlin.com/10583/phillips-vs-jis-vs-pozidriv/
The test was done without exerting any force DOWNWARDS on the screwdrivers, just turning them, while letting the gravity provide all the downward force.
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Wera Kraftform Plus 350 PH JIS screwdriver (Amazon affiliate link):
https://amzn.to/3gPTN8R
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