Amazon.com: Halco LP120D-R21 Laser Pro 120DD -R21 Chrome Silver Multi 4 3/4" : Tools & Home Improvement
Cloudray Laser Cutting Nozzle Dia.30mm Height 18.6mm Thread 15mm For Precitec DE KT X DD Type Single Double Nozzle Cutting Head|Welding Nozzles| - AliExpress