The case of a thick marker can be used for storing all kinds of small items (e.g., drills), if you remove the writing end element.
Such a container is easily mounted on clothing using the clip on the cap of the marker.
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A thin drawing pen tool is fragile, and inserted in a normal pen, easily spoiled by careless storage. Better to use it with the handle, and with a collet Chuck: and is held securely,...
CASE BOTTLE
Plastic bottles are widely used in daily life after their discharge. Of them make flower vases, pots, tents, covers for shelter of plants and even use as a building material. Here's...
