1.5Mod 15T+30T / 1.5Mod 16T+32T / 1.5Mod 18T+36T / 1.5Mod 20T+40T. 2.5Mod 15T+30T / 2.5Mod 16T+32T /2.5Mod 18T+36T / 2.5Mod 20T+40T. Straight bevel gears are gears that transmit power and rotate on two intersecting axes.
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