Free 

Here is a mini keychain Micrometer for the great machinists out there who struggle to explain what it is we do exactly to the everyday people. If you are not a simple machinist you can print this for that machinist in your life and watch them try to explain how important this tool is for them!
Dimensions
67mm(2.637in) X 30mm(1.181in) X 5mm(.196in)
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