Size20mm--长柄水口夹采用超硬铝材料，重量轻，强度高，刚性强，使用寿命长
C型夹头配（Silicon )硅胶片起缓冲和保护产品作用
Size20mm -- the sprue gripper with long handle is made of superhard aluminum, with light weight, high strength, strong rigidity and long operation life
The C-Type-Tooth jaws are equipped with silicon pad to buffer and protect the product
