10 pcs Ink Parker Style Standard 0.7MM Ballpoint Pen Refills NIB Mediu M4D4

Product Description:
Additional diamond layers extend life and use.
Thicker discs provide strength, durability and less heat.
Speed Higher rpm speeds are used for faster machines.
Sand harder uncoated embedded particles like a cheap disc.
Both sides of the disc are covered to maximize longevity and usage.
Embedded with diamond grits so they won't chip, brake or spin.

Specification:
Material: Electroplated silicon carbide
Specifications: 100mm
Thickness: 1.6mm
Inner hole: 16mm
Maximum speed: 14500

Packing list:
1 * Diamond Cutting Disc

notes:
1. Due to many factors such as your monitor brightness and light brightness, the actual color of the item may be slightly different from the picture displayed on the website.
2. Please allow a slight deviation from the manually measured data.