{"product_id":"0-5m-copper-worm-gear-drive-combination-set-diy-model","title":"0.5M Copper Worm Gear Drive Set – 12–32 Teeth DIY Model Kit","description":"\n\u003ch2\u003e0.5M Copper Worm Gear Drive Combination Set – Precision DIY Gearing\u003c\/h2\u003e\n\u003cp\u003eUpgrade your DIY robotics, mechanical models, or hobby engineering projects with this high-quality \u003cstrong\u003e0.5 Module Copper Worm Gear Drive Combination Set\u003c\/strong\u003e. Crafted from solid copper for durability and smooth torque transmission, this complete set delivers reliable gear reduction performance in a compact, lightweight form. Whether you're building a custom motorized mechanism, a scale model, or experimenting with gear ratios, this set provides everything you need in one convenient package.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eMade in Mainland China.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e High-grade copper – corrosion-resistant, wear-resistant, and excellent for precision drive applications\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModule:\u003c\/strong\u003e 0.5M – ideal for small-scale mechanical and DIY model builds\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTooth Options:\u003c\/strong\u003e 12 \/ 15 \/ 16 \/ 18 \/ 32 teeth – multiple gear configurations for flexible ratio options\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBore Sizes:\u003c\/strong\u003e 2MM, 3MM, and 2MM step hole variants to suit common motor shaft diameters\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Gold (natural copper finish)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eComplete Set:\u003c\/strong\u003e Includes worm gear and drive gear combination – ready to install\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand New \u0026amp; High Quality\u003c\/strong\u003e – inspected before packaging\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"border-collapse:collapse; width:100%;\"\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eModule\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003e0.5M\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003eCopper\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eTeeth Count\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003e12 \/ 15 \/ 16 \/ 18 \/ 32\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eBore Hole\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003e2MM, 3MM, 2MM Step Hole\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eColor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003eGold\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003e\u003cstrong\u003ePackage Contents\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003e1 Set (worm gear drive combination)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003eMainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eIdeal For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eDIY robotics and automation projects\u003c\/li\u003e\n  \u003cli\u003eMiniature mechanical model building\u003c\/li\u003e\n  \u003cli\u003eRC vehicle gear systems\u003c\/li\u003e\n  \u003cli\u003eEducational engineering and STEM experiments\u003c\/li\u003e\n  \u003cli\u003eCustom motorized mechanisms and hobby machines\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eImportant Notes\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eProduct images are for reference only; please refer to the written specifications for exact dimensions.\u003c\/li\u003e\n  \u003cli\u003ePlease allow ±5–10mm tolerance due to manual measurement.\u003c\/li\u003e\n  \u003cli\u003eActual color may vary slightly from photos due to monitor display settings and lighting conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eYou may also find these related items useful for your projects:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1pc-10g-high-grade-silicon-grease-lubricant-o-lubrication-good-odorless-smoothness-for-o-rings-tube-silicone-grease-lubricant\"\u003e1PC 10g High Grade Silicon Grease Lubricant – Ideal for Gears \u0026amp; O-Rings\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/3pcs-silicone-sealant-scraper-set-multi-functional-caulking-nozzle-tools-for-tile-floor-joints-grout-finishing-and-renovation\"\u003e3PCS Silicone Sealant Scraper Set – Multi-Functional Workshop Tool\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1pc-multi-use-faucet-bubbler-wrenches-6-sizes-sink-wrenches-detach-tool-for-kitchen-bathroom-faucet-parts-repair-spanner\"\u003e1PC Multi-Use Faucet Bubbler Wrenches – Precision Repair Spanner\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/hand-power-tools\" target=\"_blank\" rel=\"noopener\"\u003eOSHA guidance on hand and power tools\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What module size is this copper worm gear drive set?\u003c\/h4\u003e\n\u003cp\u003eA: This gear drive combination set features a 0.5 module (0.5M) specification, making it perfectly suited for small-scale DIY models, miniature robotics, and precision hobby engineering applications where compact gear systems are required.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What tooth counts and bore sizes are included in this set?\u003c\/h4\u003e\n\u003cp\u003eA: The set covers multiple gear configurations with tooth counts of 12, 15, 16, 18, and 32 teeth. The bore hole options are 2MM, 3MM, and a 2MM step hole, providing compatibility with a range of standard small motor and axle shaft diameters commonly used in DIY and model-building projects.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this worm gear set suitable for beginner DIY hobbyists?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! The combination set is designed to be accessible for hobbyists and students alike. The copper construction ensures durability and easy machining if minor modifications are needed. It works well for educational STEM projects, robot builds, and mechanical model experiments at any skill level.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Why is copper used for this worm gear drive set?\u003c\/h4\u003e\n\u003cp\u003eA: Copper offers excellent machinability, natural corrosion resistance, and low friction properties, making it a popular choice for precision small-scale gear applications. It also provides reliable wear resistance over repeated mechanical cycles, extending the lifespan of your gear assembly in DIY and model-building uses.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What module size is this copper worm gear drive set?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This gear drive combination set features a 0.5 module (0.5M) specification, making it perfectly suited for small-scale DIY models, miniature robotics, and precision hobby engineering applications where compact gear systems are required.\"}}, {\"@type\": \"Question\", \"name\": \"What tooth counts and bore sizes are included in this set?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The set covers multiple gear configurations with tooth counts of 12, 15, 16, 18, and 32 teeth. 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