{"product_id":"18v-21v-lithium-battery-mini-electric-grinder-3-speed-diy-rotary-tool-kit","title":"18V–21V Mini Electric Grinder 3-Speed DIY Rotary Tool Kit","description":"\n\u003ch2\u003e18V–21V Lithium Battery Compatible Mini Electric Grinder – 3-Speed DIY Tool Kit\u003c\/h2\u003e\n\u003cp\u003eTake your DIY projects to the next level with this compact, powerful \u003cstrong\u003erechargeable lithium mini electric grinder and drill\u003c\/strong\u003e. Compatible with 18V–21V lithium batteries (sold separately), this CE-certified rotary tool delivers professional-grade performance in a lightweight, pen-shaped body. With three adjustable speed settings and a no-load speed of up to 18,000 RPM, it handles grinding, polishing, engraving, cutting, and detailed fine work with ease.\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\u003ePremium Aluminum Alloy Body:\u003c\/strong\u003e Durable, lightweight construction built to withstand frequent use.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e3-Speed Adjustable Control:\u003c\/strong\u003e Forward and reverse stepless speed regulation for full precision control — no-load speed up to 18,000 RPM.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eErgonomic Pen-Shaped Design:\u003c\/strong\u003e Comfortable grip reduces hand fatigue during extended use, ensuring safe and accurate operation.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Compatibility:\u003c\/strong\u003e Fits 18V–21V lithium batteries (battery and charger not included), compatible with popular 18V battery platforms.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eChuck Clamping Range:\u003c\/strong\u003e 0.4–3.2mm — accommodates a wide variety of bits and accessories.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVersatile Applications:\u003c\/strong\u003e Ideal for grinding, polishing, engraving, cutting, drilling, and pet nail trimming.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCE Certified:\u003c\/strong\u003e Meets European safety and quality standards.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eComprehensive Accessory Kit:\u003c\/strong\u003e Everything you need to get started is included right in the box.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAluminum Alloy\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e40W\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNo-Load Speed\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUp to 18,000 RPM\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e18V–21V (battery not included)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eChuck Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3.2mm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eChuck Clamping Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.4–3.2mm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax. Grinding Wheel Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3.2mm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTool Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e13.9 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhat's in the Box\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1× Rechargeable Lithium Electric Grinder\u003c\/li\u003e\n  \u003cli\u003e1× Sandwich Shaft\u003c\/li\u003e\n  \u003cli\u003e1× Speed Regulator\u003c\/li\u003e\n  \u003cli\u003e2× Wrench\u003c\/li\u003e\n  \u003cli\u003e1× Rubber Wheel\u003c\/li\u003e\n  \u003cli\u003e1× Tapping Rod\u003c\/li\u003e\n  \u003cli\u003e1× Circular Saw Blade\u003c\/li\u003e\n  \u003cli\u003e2× Diamond Grinding Needle\u003c\/li\u003e\n  \u003cli\u003e2× Wool Polishing Wheel\u003c\/li\u003e\n  \u003cli\u003e3× Sandpaper Ring\u003c\/li\u003e\n  \u003cli\u003e3× Twist Drill Bit (0.5 \/ 1.0 \/ 1.5mm)\u003c\/li\u003e\n  \u003cli\u003e5× Grinding Wheel Heads\u003c\/li\u003e\n  \u003cli\u003e1× Storage Box\u003c\/li\u003e\n  \u003cli\u003e1× User Manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1pc-precision-japanese-double-edged-hand-saw-sk5-steel-fine-toothed-for-carpentry-and-gardening-6-inch-blade-portable-mini-1\"\u003e1pc Precision Japanese Double-Edged Hand Saw – SK5 Steel, Fine-Toothed for Carpentry \u0026amp; Gardening\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-wooden-handle-nylon-bristle-paint-brush-for-oil-painting-dusting-and-cleaning-unrechargeable-hand-tool-set-without-batt-2\"\u003e10Pcs Wooden Handle Nylon Bristle Paint Brush Set – Dusting and Cleaning Tool Set\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1pc-professional-heavy-duty-pruning-shears-with-anti-slip-handle-design-suitable-for-trimming-thick-and-sturdy-branches\"\u003e1pc Professional Heavy-Duty Pruning Shears with Anti-Slip Handle Design\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003eNote: Due to manual measurements, please allow a ±1–3 cm difference. Colors may vary slightly due to lighting and display settings.\u003c\/em\u003e\u003c\/p\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: Is the battery or charger included with this mini electric grinder?\u003c\/h4\u003e\n\u003cp\u003eA: No, the battery and charger are not included. This mini electric grinder is compatible with 18V–21V lithium batteries. It is designed to work with popular 18V battery platforms, so you can use batteries you may already own.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What tasks can I use this 3-speed mini grinder for?\u003c\/h4\u003e\n\u003cp\u003eA: This versatile rotary tool is suitable for a wide range of tasks including grinding, polishing, engraving, cutting, drilling, and detailed fine work. It is also great for trimming pet nails with the included rubber wheel accessory.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What is the chuck clamping range and what size bits does it accept?\u003c\/h4\u003e\n\u003cp\u003eA: The chuck clamping range is 0.4–3.2mm, making it compatible with a wide variety of standard rotary tool bits and accessories. The included kit also comes with twist drill bits in 0.5mm, 1.0mm, and 1.5mm sizes.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this grinder safe to use? Does it have any certifications?\u003c\/h4\u003e\n\u003cp\u003eA: Yes, this mini electric grinder is CE certified, meaning it meets European safety and electromagnetic compatibility standards. The ergonomic streamlined design further ensures stable, controlled, and safe operation during use.\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\": \"Is the battery or charger included with this mini electric grinder?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No, the battery and charger are not included. This mini electric grinder is compatible with 18V–21V lithium batteries. It is designed to work with popular 18V battery platforms, so you can use batteries you may already own.\"}}, {\"@type\": \"Question\", \"name\": \"What tasks can I use this 3-speed mini grinder for?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This versatile rotary tool is suitable for a wide range of tasks including grinding, polishing, engraving, cutting, drilling, and detailed fine work. It is also great for trimming pet nails with the included rubber wheel accessory.\"}}, {\"@type\": \"Question\", \"name\": \"What is the chuck clamping range and what size bits does it accept?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The chuck clamping range is 0.4–3.2mm, making it compatible with a wide variety of standard rotary tool bits and accessories. The included kit also comes with twist drill bits in 0.5mm, 1.0mm, and 1.5mm sizes.\"}}, {\"@type\": \"Question\", \"name\": \"Is this grinder safe to use? Does it have any certifications?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes, this mini electric grinder is CE certified, meaning it meets European safety and electromagnetic compatibility standards. The ergonomic streamlined design further ensures stable, controlled, and safe operation during use.\"}}]}\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:\/\/pg0se5-51.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/pg0se5-51.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"18V–21V Mini Electric Grinder 3-Speed DIY Rotary Tool Kit\", \"item\": \"https:\/\/pg0se5-51.myshopify.com\/products\/18v-21v-lithium-battery-mini-electric-grinder-3-speed-diy-rotary-tool-kit\"}]}\u003c\/script\u003e","brand":"Babs","offers":[{"title":"For Makita","offer_id":52579890790540,"sku":"14:771#For Makita","price":121.01,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/2862\/6316\/files\/S3b157d9094b24047a3bd3181ddcf8cd7J.webp?v=1786888641","url":"https:\/\/babcustomersupport.com\/products\/18v-21v-lithium-battery-mini-electric-grinder-3-speed-diy-rotary-tool-kit","provider":"Babs","version":"1.0","type":"link"}