H1638 Hardened Steel Worm 1/2" Bore Boston Gear worms provide an

Boston Gear worms provide an effective answer for power transmission applications requiring high ratio speed reduction in a limited space using right angle (90°)

Reduction Type: Double Reduction Right Angle (WC/WD)

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Its proven modular design has set the industry standard for performance and is the most imitated product in today's worm gear speed reducer market

H1638 Hardened Steel Worm 1/2" Bore Boston Gear worms provide anWhen used with worm gears, Boston Gear worms provide an effective answer for power transmission applications requiring high ratio speed reduction in a limited space using right angle (90), non intersecting shafts. Manufactured from acetal, nylon, and hardened and unhardened steel, they offer the smoothest, quietest form of gearing when properly applied. Because the efficiency of a worm gear drive depends on the lead angle and number of starts on the