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Screw rule (lemmy.blahaj.zone)
submitted 3 years ago by to c/196@lemmy.blahaj.zone
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[–] 20 points 3 years ago (5 children)

Square is called a Robertson and is the standard for construction in Canada. None of that bullshit Phillips trash.

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  • [–] 5 points 3 years ago (1 child)

    Not only the standard screw but a very effective head shape. The head is both self centring and can hold on the screw securely and without the use of magnets.

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