{"product_id":"18650-21700-battery-solder-joint-grinding-polishing-tool-set","title":"18650 \u0026 21700 Battery Solder Joint Grinding Polishing Tool Set","description":"\u003ch2\u003e18650 \u0026amp; 21700 Battery Solder Joint Grinding \u0026amp; Polishing Tool Set\u003c\/h2\u003e\n\u003cp\u003eAchieve clean, precise solder joint finishing on 18650 and 21700 lithium battery cells with this dedicated grinding and polishing tool set. Designed for DIY battery builders, electronics hobbyists, and workshop enthusiasts, this compact auxiliary grinding kit includes a grinding rod and grinding sleeve to help you smooth and polish battery solder points quickly and accurately — no improvised tools needed.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual Compatibility:\u003c\/strong\u003e Designed specifically to fit 18650 and 21700 cylindrical battery cells for accurate, snug grinding.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePrecision Grinding Action:\u003c\/strong\u003e The included grinding rod and sleeve work together to sand and polish solder joints to a smooth, even finish.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e Made from a combination of plastic and metal for a lightweight yet sturdy build that holds up through repeated use.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Portable:\u003c\/strong\u003e Measures approximately 8 × 2.3 cm (3.14 × 0.9 in) — small enough to store in your toolkit or workbench drawer.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy to Use:\u003c\/strong\u003e Simple auxiliary tool that speeds up your battery prep and finishing workflow.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Green\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Plastic + Metal\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 8 × 2.3 cm \/ 3.14 × 0.9 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Green\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatible Battery Sizes:\u003c\/strong\u003e 18650, 21700\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Made in China\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePackage Includes\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × Grinding \u0026amp; Polishing Tool Set (Grinding Rod + Grinding Sleeve)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003ePlease note: Product images are for illustration purposes only and may not reflect the exact size or color. Please refer to the listed specifications for accurate dimensions. Allow ±5–10 mm tolerance due to manual measurement. Slight color variation may occur due to monitor settings.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eRelated Tools \u0026amp; Accessories\u003c\/h3\u003e\n\u003cp\u003eLooking for more workshop essentials? Check out these popular picks from our store:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/air-compressor-pressure-gauge-0-10-0-12-0-25-bar-hydraulic-diy\"\u003eAir Compressor Pressure Gauge 0-10\/0-12\/0-25 Bar | DIY Tool\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/electromagnetic-induction-tester-coil-motherboard-fault-detector\"\u003eElectromagnetic Induction Tester – Coil \u0026amp; Circuit Fault Detector\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/18-pc-basswood-carving-blocks-whittling-wood-kit\"\u003e18 Pc Basswood Carving Blocks – Whittling Wood Kit for Carvers\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/eye-face-protection\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on eye and face protection\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What battery sizes is this grinding tool set compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: This grinding and polishing tool set is specifically designed to work with 18650 and 21700 cylindrical lithium battery cells, ensuring a precise fit for grinding and smoothing solder joints on both popular battery formats.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What is included in the set?\u003c\/h4\u003e\n\u003cp\u003eA: The set includes one grinding rod and one grinding sleeve, giving you everything you need to polish and finish battery solder joints in a single compact package.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What material is this tool made from?\u003c\/h4\u003e\n\u003cp\u003eA: The tool is constructed from a combination of plastic and metal, balancing lightweight handling with the durability needed for repeated grinding and polishing tasks in DIY electronics and battery assembly projects.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What battery sizes is this grinding tool set compatible with?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This grinding and polishing tool set is specifically designed to work with 18650 and 21700 cylindrical lithium battery cells, ensuring a precise fit for grinding and smoothing solder joints on both popular battery formats.\"}}, {\"@type\": \"Question\", \"name\": \"What is included in the set?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The set includes one grinding rod and one grinding sleeve, giving you everything you need to polish and finish battery solder joints in a single compact package.\"}}, {\"@type\": \"Question\", \"name\": \"What material is this tool made from?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The tool is constructed from a combination of plastic and metal, balancing lightweight handling with the durability needed for repeated grinding and polishing tasks in DIY electronics and battery assembly projects.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/n8ande-60.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/n8ande-60.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"18650 \u0026 21700 Battery Solder Joint Grinding Polishing Tool Set\", \"item\": \"https:\/\/n8ande-60.myshopify.com\/products\/18650-21700-battery-solder-joint-grinding-polishing-tool-set\"}]}\u003c\/script\u003e","brand":"Axl","offers":[{"title":"1PC","offer_id":43692129878077,"sku":"14:350686#1PC","price":11.43,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0671\/3439\/0333\/files\/Safcc9bed7cf444388bb0359481e95bf6h.webp?v=1790174944","url":"https:\/\/qtiply.com\/products\/18650-21700-battery-solder-joint-grinding-polishing-tool-set","provider":"QTP","version":"1.0","type":"link"}