{"product_id":"35-piece-grinding-polishing-bit-set-rotary-tool-kit","title":"35-Pc Grinding \u0026 Polishing Bit Set for Rotary Tools","description":"\n\u003ch2\u003e35-Piece Multi-Purpose Grinding \u0026amp; Polishing Bit Set for Rotary Tools\u003c\/h2\u003e\n\u003cp\u003eTake your metalworking, jewelry making, and DIY crafts to the next level with this comprehensive 35-piece grinding and polishing bit set. Designed for use with standard rotary tools, this all-in-one kit covers every stage of the finishing process — from rough shaping and material removal to ultra-fine polishing — so you never have to stop mid-project to hunt for the right tool. Made in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eWhat's in the Kit?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDiamond-Coated Grinding Bits \u0026amp; Cutting Discs\u003c\/strong\u003e – Electroplated diamond coating delivers strong cutting force and excellent wear resistance. Ideal for working with hard materials such as ceramic, jade, metal, and dental prosthetics without premature wear.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFood-Grade Silicone Polishing Wheels\u003c\/strong\u003e – Available in multiple grits, these premium soft silicone wheels deliver a gentle, even polish that leaves workpiece surfaces with a high-gloss, smooth finish — perfect for fine polishing stages.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMulti-Material Brush Heads\u003c\/strong\u003e – Nylon and natural wool bristle brush heads efficiently clear residual debris and perform soft polishing in tight gaps and intricate positions, giving you matte or soft-gloss results with ease.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSilicon Carbide Abrasive Heads\u003c\/strong\u003e – High-density silicon carbide abrasive heads in various shapes enable efficient material removal during rough grinding and shaping, significantly boosting your workflow efficiency.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUniversal 2.36 mm Stainless Steel Shank\u003c\/strong\u003e – All 35 bits feature a standard 2.36 mm stainless steel shank compatible with most rotary grinding tools on the market, ensuring a secure, wobble-free fit and high operational stability.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eKey Benefits\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eFull-process coverage\u003c\/strong\u003e — rough grinding, shaping, cutting, and fine polishing in one box\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eWide material compatibility\u003c\/strong\u003e — ceramic, jade, metal, wood, resin, and more\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eLong-lasting durability\u003c\/strong\u003e — diamond coating and silicon carbide construction withstand extended use\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eUniversal fit\u003c\/strong\u003e — 2.36 mm shank works with most rotary and Dremel-style tools\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003e35-piece assortment\u003c\/strong\u003e — no need to purchase additional tool types separately\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 35 pieces\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShank Diameter:\u003c\/strong\u003e 2.36 mm (standard)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterials:\u003c\/strong\u003e Diamond coating, food-grade silicone, nylon, natural wool, silicon carbide, stainless steel\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Most rotary grinding\/polishing tools\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBest For:\u003c\/strong\u003e Jewelry making, metalworking, dental lab work, DIY crafts, hobbyist finishing\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eYou May Also Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/screw-extractor-drill-bit-set-carbon-steel-double-sided\"\u003eScrew Extractor Drill Bit Set 5 \u0026amp; 6 Pc – Carbon Steel\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/walnut-wood-coffee-tamper-mat-station-stand-51-53-58mm\"\u003eWalnut Wood Coffee Tamper Mat Station Stand 51\/53\/58MM\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/adjustable-label-roll-holder-3d-printed-thermal-printer-stand\"\u003eAdjustable Label Roll Holder – 3D Printed Thermal Printer Stand\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 rotary tools are compatible with this 35-piece polishing bit set?\u003c\/h4\u003e\n\u003cp\u003eA: All bits in this grinding and polishing kit feature a standard 2.36 mm stainless steel shank, which fits most rotary tools and Dremel-style grinders available on the market. Always check your tool's collet size before use to ensure a secure fit.\u003c\/p\u003e\n\u003ch4\u003eQ: Can this polishing bit set be used on jewelry metals and ceramics?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! The diamond-coated bits and silicon carbide abrasive heads are well-suited for hard materials including metals, ceramics, jade, and resin. The food-grade silicone polishing wheels and bristle brush heads are ideal for the final fine-polishing and buffing stages on jewelry and decorative pieces.\u003c\/p\u003e\n\u003ch4\u003eQ: Does this set cover both rough grinding and fine polishing in one kit?\u003c\/h4\u003e\n\u003cp\u003eA: Absolutely. The 35-piece assortment includes tools for every processing stage — diamond cutting discs and silicon carbide heads for rough material removal, silicone polishing wheels for mid-stage smoothing, and nylon\/wool brush heads for final soft polishing and finishing. It's a complete all-in-one rotary tool accessory kit.\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 rotary tools are compatible with this 35-piece polishing bit set?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"All bits in this grinding and polishing kit feature a standard 2.36 mm stainless steel shank, which fits most rotary tools and Dremel-style grinders available on the market. Always check your tool's collet size before use to ensure a secure fit.\"}}, {\"@type\": \"Question\", \"name\": \"Can this polishing bit set be used on jewelry metals and ceramics?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! The diamond-coated bits and silicon carbide abrasive heads are well-suited for hard materials including metals, ceramics, jade, and resin. The food-grade silicone polishing wheels and bristle brush heads are ideal for the final fine-polishing and buffing stages on jewelry and decorative pieces.\"}}, {\"@type\": \"Question\", \"name\": \"Does this set cover both rough grinding and fine polishing in one kit?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Absolutely. The 35-piece assortment includes tools for every processing stage — diamond cutting discs and silicon carbide heads for rough material removal, silicone polishing wheels for mid-stage smoothing, and nylon\/wool brush heads for final soft polishing and finishing. It's a complete all-in-one rotary tool accessory kit.\"}}]}\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:\/\/80721r-dv.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/80721r-dv.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"35-Pc Grinding \u0026 Polishing Bit Set for Rotary Tools\", \"item\": \"https:\/\/80721r-dv.myshopify.com\/products\/35-piece-grinding-polishing-bit-set-rotary-tool-kit\"}]}\u003c\/script\u003e","brand":"SPOT","offers":[{"title":"Default Title","offer_id":67635439763706,"sku":"\u003cnone\u003e","price":48.21,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0867\/1415\/5258\/files\/S7ccefd4fa09a461b93d13dbab240107f9.webp?v=1791118136","url":"https:\/\/spotmartusa.com\/products\/35-piece-grinding-polishing-bit-set-rotary-tool-kit","provider":"SPOT","version":"1.0","type":"link"}