Material: Alloy
Product category: third-order cube
Specifications: 5MM
Product features: resistance to discoloration and salt spray: destructive test in 5% NaCl or human hand sweat, 25 degree constant temperature, 50 humidity, continuous spray, wear resistance: wear resistance more than 500 times, color layer does not fade, impact resistance : Single impact is greater than 4H (withstand 50KG/cm2, 300 impacts on the color layer does not fade.
