Gold-Coated Silicon Laser Engraving Mirror Set (Exclude the k45+, Polar +, Polar Lite) Diameter:25 mm (±0.10 mm) 1 x USB Flash Drive

1 x USB Flash Drive with Software

90W CO2 laser tube with an estimated lifetime of up to 8

1 gallon CO2 laser antifreeze coolant protects your laser tube from freezing or bursting

It also supports an optional rotary axis (not included) to mark tubes

DIGITAL DISPLAY: Our industrial water chiller uses internal sensors to constantly monitor water flow and temperature

Gold-Coated Silicon Laser Engraving Mirror Set (Exclude the k45+, Polar +, Polar Lite) Diameter:25 mm (±0.10 mm) 1 x USB Flash DriveIncrease engraving efficiency with Orion Motor Techs precision engineered silicon gold coated mirrors! This set of 3 high transmittance gold coated silicon mirrors replaces worn or less precise mirrors in any standard CO2 laser engraver cutter machine from K40 boxes to 200W industrial equipment. Our new generation of Si laser mirrors is manufactured to offer superior scratch and heat resistance with greater than 99. 2% reflectivity for infrared light