Assortment includes 15 blank aluminum plates of mixed sizes, cuts, and 3 colors (Gold, Silver, Black) of Laser (CO2) engraving plates. This is a great assortment to keep on hand if you do any type of laser engraving (they are not intended for rotary engraving). The large variety of sizes within the assortment allows you to have an appropriate size plate for many jobs at hand. Make your own engraved plaques with our laser aluminum assortment. Uses range from engraved name plate, desk plates, commemorative plaque, and award plaques. Sizes may vary for each assortment. Laser cutting depth 0.025 (.001” inches).