Precision Straight Bevel Gear, Miter Gear, Steering Pinion, Motor Gear, Transmission Gear, Cogwheel, Umbrella Toothed Wheel. Module 0.5, Gear Ratio 1:1, 90 Degree Right Angle Drive, Number of teeth 15/20/25/30, Bore 3mm 4mm 5mm 6mm.
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