Startnow Laser Nozzle HK NK Caliber 1.0-4.0mm Thread M10 Single Double Layer Cutting Nozzles For BT Fiber Laser Head

Startnow Laser Nozzle HK NK Caliber 1.0-4.0mm Thread M10 Single Double Layer Cutting Nozzles For BT Fiber Laser Head

Aliexpress UK