1. The positioning of the mold comes with a ruler, no need to draw a line and the caliper, the positioning can be done quickly and accurately.

2. Quick back positioning, no need specialized tools, the positioning can be done directly, which is convenient and quick.

3. The punching pin can be automatically calibrated without a guide pillar, and the mold assembling and disassembling is quick and easy.

4. The mold and blade materials are made of imported special steel, which is more durable than same type of products in the market.

5. The spear mold is formed in one time, fast and durable.