The Perfectly Flush Screw
Screws are a great way to attach objects to each other, but they usually stick out or have slots to cover up. Woodworker and inventor Andrew Klein shows off a design for a machined metal screw that tightens flush to the surface and has no visible slots thanks to their hidden turning mechanism. More here.
@inkleind2303 Got a name for this? #woodworking #invention ♬ original sound - inkleind2303