The merkhet (L), plumb bob and bay (v notch) are tools used by ancient egyptians to keep time based off the North star.

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Merkhet and bay: astronomical time keeper 

{"content":[{"type":"text","text":"Carry some duct tape (or any tape) with you, wherever you go!"}]}

{"content":[{"type":"text","text":"set your paddle apart from the rest with your initials"}]}

{"content":[{"type":"text","text":"bracket to mount an arducam pi cam to a Y-axis arm mount"}]}

A tool to disassemble the coupler between the body of the fermzilla and the butterfly valve