Cheap Chinese Laser (K40) Cut HTD Timing Gear Pulley

Scratch designed HTD timing gear pulley cut from 3.5mm plywood. 54 teeth, 3mm pitch, OD 50.8mm, 6.35mm shaft.

Laser Settings:
5 mm/s (2 passes)
60% Power
800 PPI
25PSI Air Assist
38.1mm ZnSe lens

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