threaded pipe and a bolt with unbrako 4mm hole

threaded pipe and a bolt with unbrako 4mm hole

thingiverse

i needed a screw for a hobbyproject but i could not find one so i made one :) i made the bolt with unbrako 4mm hole. i tried not to make it too tight so the pipe is 4mm and the bolt is 3,2mm thread depth 0,88mm and pitch 1mm. i printed it on a raft so i didnt have to clean up the unbrako hole.

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