High Quality For Tungsten Carbide Wire Drawing Round Hole 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）：≤0.01mm，

Out of roundness of internal diameter ：≤0.005mm

Out of roundness of die case： ≤0.02mm

Roughness For Hole：Ra 0.02

（4）Type：JIS standard “W103 - W120”，USD standard “R2 - R12”，GB standard and other

（5）JIAHE carbide，pledge of quality