{"product_id":"6-piece-round-ball-burr-set-4-12mm-abrasive-mounted-points-kit","title":"6-Piece Round Ball Burr Set 4–12mm | Abrasive Mounted Points","description":"\n\u003ch2\u003e6-Piece Round Ball Burr Drill Bit Kit – 4mm to 12mm Abrasive Mounted Points\u003c\/h2\u003e\n\u003cp\u003eTake your grinding, sculpting, and carving work to the next level with this versatile \u003cstrong\u003e6-piece round ball burr set\u003c\/strong\u003e. Featuring coarse emery-coated heads in six graduated sizes (4, 5, 6, 8, 10, and 12mm), these mounted points tackle a wide range of materials — from ceramics and glass to gemstones, carbide alloys, and metals — with ease and precision.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose This Burr Kit?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSix Sizes in One Kit:\u003c\/strong\u003e Head diameters of 4 \/ 5 \/ 6 \/ 8 \/ 10 \/ 12mm cover everything from fine detailing to aggressive material removal.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUniversal 3mm Shank:\u003c\/strong\u003e Fits standard rotary tools, hanging grinders, and hand electric drills — no adapters needed for most setups.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable Emery Coating:\u003c\/strong\u003e Coarse-grit abrasive bonded to a solid metal shank delivers long-lasting cutting performance on hard materials.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRound Ball Shape:\u003c\/strong\u003e The spherical head profile is ideal for internal grinding, curved surface dressing, contouring, and sculptural carving work.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMulti-Material Use:\u003c\/strong\u003e Suitable for ceramics, glass, gemstones, carbide, alloys, and other hard abrasive materials.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact Length:\u003c\/strong\u003e 33–40mm overall length keeps the bit stable and easy to control during detailed work.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMetal shank with emery abrasive coating\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eShape\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRound Ball\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eShank Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3mm (approx. 0.12\")\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHead Diameters\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4mm, 5mm, 6mm, 8mm, 10mm, 12mm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOverall Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e33–40mm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSilver Tone\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eQuantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6 pieces\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eCompatible Tools\u003c\/h3\u003e\n\u003cp\u003eThese burr bits are designed to be installed in:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eElectronic \/ rotary grinders\u003c\/li\u003e\n  \u003cli\u003eHanging (flexible shaft) grinders\u003c\/li\u003e\n  \u003cli\u003eHand electric drills\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePackage Contents\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e6 × Round Ball Burr Grinding Needle Heads (one of each size: 4, 5, 6, 8, 10, 12mm)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eMade in Mainland China.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003eRelated Tools You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003ca href=\"\/products\/0-200mm-jewelry-measuring-caliper-bead-stone-gauge-stainless-steel\"\u003e0–200mm Jewelry Caliper – Stainless Steel Bead \u0026amp; Stone Gauge\u003c\/a\u003e — perfect for measuring your workpieces before grinding.\u003c\/li\u003e\n  \u003cli\u003e\n\u003ca href=\"\/products\/0-25mm-1000-turn-precision-copper-inductor-coil-diy-electronics\"\u003e0.25mm 1000-Turn Precision Copper Inductor Coil for DIY Circuits\u003c\/a\u003e — another precision DIY component for your workshop.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eFor general workshop and tool safety best practices, refer to the OSHA Abrasive Wheel Machinery Safety Guidelines.\u003c\/p\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/en.wikipedia.org\/wiki\/Oscillating_multi-tool\" target=\"_blank\" rel=\"noopener\"\u003eOscillating multi-tool\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What materials can these round ball burr bits grind and carve?\u003c\/h4\u003e\n\u003cp\u003eA: These emery-coated mounted point burrs are suitable for grinding, sculpting, dressing, and internal carving on ceramics, glass, gemstones, carbide, metal alloys, and other similarly hard abrasive materials.\u003c\/p\u003e\n\u003ch4\u003eQ: What shank size do these burr bits use, and will they fit my rotary tool?\u003c\/h4\u003e\n\u003cp\u003eA: All six bits feature a standard 3mm shank diameter, which is compatible with most rotary tools, hanging grinders, and hand electric drills. Please verify your tool's collet or chuck size before purchasing.\u003c\/p\u003e\n\u003ch4\u003eQ: What is the difference between the six sizes included in the kit?\u003c\/h4\u003e\n\u003cp\u003eA: The kit includes head diameters of 4mm, 5mm, 6mm, 8mm, 10mm, and 12mm. Smaller sizes (4–6mm) are best for fine detailing and tight internal curves, while larger sizes (8–12mm) are suited for broader surface grinding and faster material removal.\u003c\/p\u003e\n\u003ch4\u003eQ: Are these burr bits reusable, and how long do they last?\u003c\/h4\u003e\n\u003cp\u003eA: Yes, these are reusable abrasive tools. Longevity depends on the hardness of the material being worked and the speed and pressure applied. Using appropriate rotary speeds and avoiding excessive force will extend the working life of each burr.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What materials can these round ball burr bits grind and carve?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"These emery-coated mounted point burrs are suitable for grinding, sculpting, dressing, and internal carving on ceramics, glass, gemstones, carbide, metal alloys, and other similarly hard abrasive materials.\"}}, {\"@type\": \"Question\", \"name\": \"What shank size do these burr bits use, and will they fit my rotary tool?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"All six bits feature a standard 3mm shank diameter, which is compatible with most rotary tools, hanging grinders, and hand electric drills. Please verify your tool's collet or chuck size before purchasing.\"}}, {\"@type\": \"Question\", \"name\": \"What is the difference between the six sizes included in the kit?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The kit includes head diameters of 4mm, 5mm, 6mm, 8mm, 10mm, and 12mm. Smaller sizes (4–6mm) are best for fine detailing and tight internal curves, while larger sizes (8–12mm) are suited for broader surface grinding and faster material removal.\"}}, {\"@type\": \"Question\", \"name\": \"Are these burr bits reusable, and how long do they last?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes, these are reusable abrasive tools. Longevity depends on the hardness of the material being worked and the speed and pressure applied. Using appropriate rotary speeds and avoiding excessive force will extend the working life of each burr.\"}}]}\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:\/\/oasis-select.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Sewing \u0026 Hand Tools\", \"item\": \"https:\/\/oasis-select.com\/collections\/sewing-hand-tools\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"6-Piece Round Ball Burr Set 4–12mm | Abrasive Mounted Points\", \"item\": \"https:\/\/oasis-select.com\/products\/6-piece-round-ball-burr-set-4-12mm-abrasive-mounted-points-kit\"}]}\u003c\/script\u003e","brand":"Oasis Select","offers":[{"title":"Default Title","offer_id":47748848058473,"sku":"\u003cnone\u003e","price":8.12,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0679\/7931\/3257\/files\/Sc8abd34663cc4a69869a1e8e6b7094b1X.webp?v=1783089664","url":"https:\/\/oasis-select.com\/products\/6-piece-round-ball-burr-set-4-12mm-abrasive-mounted-points-kit","provider":"Oasis Select","version":"1.0","type":"link"}