Hot Melt Glue Tool Copper Nozzle Fine Hole Dispensing Head, Size:, 2.0x70mm, 2.0x34mm, 3.0x50mm, 2.0x50mm

1. Built-in ball valve, effectively prevent the flow of rubber
2. Silicone high-temperature resistant seal ring to prevent leakage
3. Copper forging, good thermal conductivity, strong and durable
4. Strong applicability, easy to use
5. Material: copper
6. Use: hot melt nozzle
7. Weight: about 16g