4 x100 hardware cloth

One: according to the different color of the spray blade, its price is higher than that of the ordinary blade, but the cost performance of the spray blade is much higher.

In the purchase of large rolls of galvanized wire, see the hardness of galvanized wire first, only after the hardness reaches the standard can be used. The hardness standard of large roll galvanized wire is a very important performance index and an economic test method. But for the hardness of metal materials, there is not a unified and clear definition including all test methods at home and abroad.