Standoff Length Reduction Tool

### Description
This is a tool to reduce the length of Armattan standoff used on elevenQuad Onix 111 frame from 24mm to 22mm.

The standoff is an M3 with output diameter of 4mm, available here : https://www.armattanproductions.com/pages/hardware_details/35/47

### What you need

* M6 screw, length and head does not matter
* M3 screw, length and head does not matter
* A file
* A caliper

### Instruction

1. Print the part in the same position as the STL
1. Screw few mm of the M6 screw in the biggest hole (be careful to not brake the printed thread) and insert the standoff (picture 2)
1. Play with the screw to have only 1 mm going out on top (picture 3)
1. File the standoff until the top of printed part (picture 4 and 5)
1. Remove the standoff with M3 screw (picture 6)
1. Clean up dust in the tool by removing M6 screw, this will avoid scratches on the standoff
1. Measure the standoff, it should be around 23mm length. Your measure -22mm will be the length you will need