Dinosaur egg eraser
Production Details： Product name： Dinosaur egg eraser Material： ER Style： Cartoon Specifications： routine Color： Customizable
What are the specifications and classifications of neutral core?
The specifications and classifications of neutral core are needle-tube core, semi-needle-tube core and bullet-head core. In fact, the difference between needle-and-tube type and bullet type is the difference between the thickness of the core, because the bullet type is self-contained, so it can be applied to very thick core, the thickest can be more…