Teacher Store > Polydron > POLYDRON Gears – 300 gears in mixed colors SI-50001

POLYDRON Gears – 300 gears in mixed colors SI-50001


Out of stock

SKU: SI-50001 Category:

Brand: Polydron
Secondary Brand: Si Manufacturing Limited


Gear sets offer 40-, 30- and 20-tooth gears with 3/16” bore to accommodate the most popular dowel size, and a 12-tooth gear with a push-?t to 2 mm motor shafts. Three inserts are provided on each sprue, allowing the 3/16” bore to reduce to 3 mm. Gears are beveled for 90ø meshing. The 40-tooth gear has an additional hole to create an eccentric movement, or to use with a crank handle. A worm gear (50005) that meshes with these gears is also available. Related Categories: Gears, Wheels, Cams

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