It specifically fits the Milwaukee 48228422 PACKOUT Compact Tool Box.

The specific M12 Sander skin designed for is model M12FROS50 link provided here:
https://www.milwaukeetool.com.au/power-tools/automotive/M12FROS500.html

Features:

• Two tray design -
  
  • Upper - Removable tray perfectly fits the skin snugly with sanding pad storage, extra batteries & the extra friction sanding pad attachment (PSA Backing Pad)
  • Lower - Hold additional sanding pads with a removable bin & removable pad trays for stacking different sanding grits, space left over can easily hold more batteries or other misc items, etc
• Sanding Pad Storage - Discs can be arranged on the left of the skin for easy access or stored in the second tray below when purchased the complete kit
• Removable tubs - Store the allen key or additional vacuum port here or other useful items

*Milwaukee PACKOUT and any tools pictured are not included, product for sale is the insert only!

This is a 3D printed product, layer lines and small artefacts may be visible, this does not affect the functionality of the product.

FREE standard shipping applies to orders within Australia based on the following conditions:

Spend $80+ on products
(*excluding tool inserts)

OR

$120+ when including tool inserts

All orders are sent using Australia Post