• WaxedWookie@lemmy.world
        link
        fedilink
        arrow-up
        20
        ·
        1 year ago

        You’re seeing the cutouts that bite the screw, and you’re reading them as being 3d arcs that extend back. Instead, follow the two vertical lines representing the main shafts downward, and look at the whitespace between the shells as the bits of the cross that poke out, and the “shells” as the grooves in the shaft forming the cross.