Ball pen is made from the two main parts are the shell and gut. The Department would also play an important role to create wholeness of the pen we hold in on the hands. The pen casing parts can be made of plastic material is common, or some types of pens are metal manufacturers. The pen casing parts are solid and beautiful design, can protect the bowel pen inside. Pen shells designed according to cylindrical, long and round, length from 10-15 cm.
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