High Quality For Tungsten Carbide Wire Drawing Die：
（1）Tungsten carbide nib：high quality WC powder
（2）Manufacturing equipmen：
Accurate angle and internal diameter grinding machine
Accurate angle and internal diameter polishing equipment
Accurate internal and external grinding machine
Accurate surface grinder
Accurate surface-grinding machine
（3）Quality of products：Concentricity（ID to OD）≤0.05mm，

Out of roundness of internal diameter ≤0.005mm
Out of roundness of die case ≤0.05mm
Roughness For Hole：Ra 0.02
（4）Type：JIS standard“W103 - W120”，USD standard“R2 - R12”and other
（5）JIAHE carbide，pledge of quality