Hex bit preserver v4

Like many I have hundreds of these useful but hard to store Hex bit. Most get rusty in the damp environment so I have put together a nice simple sump and capillary hex storage tray. Depending on your material or bambu model use the calibration file to see whether your hex bits fit. It prints in a couple of mins and will give you a good indication whether you need to increase or decrease the scale. This saves wasted time and material. Simply put some drops of paraffin or penetration oil into the