Product parameters:
Name: diamond sharpener, send black or silver key chain (key chain color is random)
Size: approx. 60 mm x 20 mm 2 mm
Specifications: 400 mesh
Weight: about 15 g
Material: Diamond
Description: one side there is a gully, is used to grinding hook hook designed specifically, not flaws.
Uses: Suitable for outdoor adventure EDC portable, can be used to grind small tools, manicure, or hooks, etc.