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Title
A gear wheel or pinion is a basic part of a gear train in the form of a disc with teeth on a cylindrical or conical surface #157837648
Description
Part of a gear train in the form of a disc with teeth on a cylindrical or conical surface, metal, wheel, industry, steel, technology, iron, machinery, cog, industrial, mechanism, engineering, concept, equipment, mechanical, power, cogwheel, metallic, background, old, car, railroad, vintage, closeup, repair, rotation, teamwork, transmission, white, connection, business, railway, transportation, travel, auto, motor, macro, heavy, locomotive, steam, gears, wheels, axis, casing