The parts were marked with a 20-watt q-switched ytterbium fiber laser and a 160 mm focal length lens. The parts were surface etched and anneal to create a contrasting mark.

Material: Steel
Black – 4 Watts
Brown – 4 Watts
Yellow – 18 Watts
The method used: Etching
Frequency: 40 kHz
Depth: Surface
Speed: 5 inch/second
Laser Type: Q-Switched Fiber Laser
Focal Length Lens: 160mm
Cycle Time: 0.65 seconds

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