Refill Mercury pen for leather industry

Description

Instructions for Mercury Pens

1. This product is used for garment and shoe design marking, and the writing lines will not disappear automatically to adapt to
   longer processing time.It can be used on the surface of cloth, leather, plastic and other materials.
2. When the pen is not in use, the pen tip sheath must be tightly covered to extend the service life of the pen core.
3. Please do the test before putting it into production. If you put it into production without the test, all the consequences will
   be borne by you.
4. After drawing a line of silver pen can be used to clean off the cleaning pen, black red generally do complementary color with, can
   not clean