[idbox] Lead Nut Block

This block is available on DeAgostini idbox.
You can replace a worn brass nut to a new plastic nut.

##Requirements
- 1 x M6 plastic hex nut
- Material: nylon/RENY/POM
- Width across flats: 10mm
- Thickness: 5mm
- Thread pitch: 1mm
- 4 x M3x10mm set screws
- PVAc glue
- Double-sided adhesive tape (Include peeling layer)
- Threadlocker

##Inspired From
- [idbox LEAD NUT CASE by ichibey](https://www.thingiverse.com/thing:2142060)

##Print Settings
- Filament material: PLA
- Nozzle diameter: 0.4mm
- Layer height: 0.2mm
- Density: 100%
- Supports: no