The different thickness of the Hero 100 pen tip is generally due to different batches and differences between new and old models.

The fountain pen was invented in the early 19th century. It is a widely used writing instrument. It is smooth and elastic when writing, and it is quite smooth. There are obvious trademarks and grades on the cover of the pen or on the surface of the pen tip. model. Chinese New Pen Painting, an independent type of painting that is very popular in Europe and the United States and is becoming increasingly popular in China, has gradually surfaced and so on. It is a pen type writing instrument that mainly uses metal as the pen body. It uses a hollow pen tube to hold ink (mostly black or blue). Through gravity and capillary action, it writes through a duckbill-type pen tip. It can be said to be a writing tool for Western calligraphy.

In Hero’s decades of history, Hero pens have created a large number of good fountain pens that are popular in the Chinese pen industry and even world-famous, such as Hero 100 gold pen, Hero 200 gold pen, Hero 800 gold pen, and Hero 616 Iridium. Gold pens, hero 329 iridium gold pens, etc.