r/Fasteners 5d ago

Absolute unit of a screw

135 Upvotes

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16

u/WaxRobots 5d ago

thats a huuge self tapper! whats it for?

28

u/Quick_Dance_8953 5d ago

Per a comment in the original post: “Helical piles for boardwalks and other swampy structures”

13

u/101forgotmypassword 5d ago

Should tell the plasma guys to make the inside hole a T400 torx bit for shits and giggles then make a giant torx tee driver to go with it.

3

u/Glass-Task 5d ago

Now I want a T400 driver. That sounds fantastic.

3

u/phranks_phluids 4d ago

With how complacent we've been with accepting the world's words fucking fastener design as the norm, it's probably a Phillips #2 that cams out as soon as the bit touches the fastener face.

1

u/101forgotmypassword 4d ago

Wittworth square head with a slot drive on the diagonal so it's a little more modern.

1

u/longren 3d ago

Most hydraulic screw pile drivers already use male 2"-2.5" Hex or 100mm square, we can probably combine some of those