💥 Zap Zap ⚡ My most favorite piece to laser on my 1390 pro 120w rmlasercanada co² laser would have to be walnut wood! What's your favorite thing to laser engrave or most favorite to see getting a laser engraving?? Let me know in the comments! 👇 #laserengraver #laserengravingservices #lasermachine #stratfordontario #stratfordon #ShopStratford