Screwdriver end cap for Makerfire Allen Key

Screwdriver end cap

Many of us 3D junkies use these Allen screwdrivers that can be obtained from Amazon.
There is a set with 7 screwdrivers under the label "Makerfire" and another set under the label "Uutek".

This is the Link for the 7 pcs set: https://www.amazon.de/gp/product/B0854KM5PB?ie=UTF8&psc=1&linkCode=sl1&tag=pixeltunes0f-21&linkId=307fe91fe1f46aaa35d261559259176a&language=de_DE&ref_=as_li_ss_tl
This is the Link for the 4 pcs set: https://www.amazon.de/gp/product/B0854KM5PB?ie=UTF8&psc=1&linkCode=sl1&tag=pixeltunes0f-21&linkId=307fe91fe1f46aaa35d261559259176a&language=de_DE&ref_=as_li_ss_tl

Both sets are completely fine in terms of quality and, apart from one point, give no cause for complaint.

Only the rear, open end of the handle is not good. This is open like the end of a pipe. Not nice to touch.

To improve on this, I designed this end cap.
Simply print it out and slide it into the handle.

Tip:
Print the end cap in different colors and mark the differe