We often use bag tie wire as tighten the bag mouth

Raw materials: black iron wire, galvanized iron wire, painted wire, PVC coated wire, stainless steel wire, etc.

Wire diameter: 0.5mm-1.8mm

Use: tying

Packing: plastic bag, carton, pallet, we can do it on your demand.

Using methods: us the bag tie wire tool to hooks the two loops together, then screws to one direction.