New ABS injection molding with high strength and good anti-drop performance.

The thickness of the tape is 0.11mm, and the national standard A grade tape.

The coating adopts imported environmentally friendly water-based paint, which is odorless, non-toxic, harmless, and has a clear scale.

The spring is made of 65# manganese steel, which has strong elasticity and its service life is three times longer than that of ordinary materials.