Top 10 Best diamond bit in 2026

Last Updated - 6/13/2026

🏆Best Choice

Dremel

Dremel 729-01 11-Piece Carving & Engraving Rotary Tool Accessories Kit - Includes Engraving Bits & Grinding Stones- Ideal for Wood, Metal, and Glass

9.8

ChoiceComparer.com Score

9.8

/ 10

Outstanding

Main highlights

•Turn your Dremel rotary tool into a carving machine with the 11-piece carving and engraving micro accessory kit.
•Kit includes a reusable storage case and a variety of accessories to allow you to carve, etch and engrave in a variety of materials including steel, wood, plastic, glass, stone, ceramic, and more.
•CARVING & ENGRAVING ACCESSORIES: 105 1/32" Engraving Bit (x1), 106 1/16" Engraving Bit (x1), 107 3/32" Engraving Bit (x1), 108 - 1/32" Engraving Bit (x1), 7103 5/64" Diamond Wheel Point (x1), 7134 5/64" Diamond Wheel Point (x1)
•SHARPENING & GRINDING ACCESSORIES: 83142 9/32" Silicon Carbide Grinding Stone (x1), 83322 - 1/8" Silicon Carbide Grinding Stone (x1), 83702 1/8" Silicon Carbide Grinding Stone (x1), 84922 3/16" Silicon Carbide Grinding Stone (x1), 85602 13/32" Silicon Carbide Grinding Stone (x1)

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$9.90

$16.99

-42%

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MelodySusie

MelodySusie Nail Drill Bits Set, 7pcs Tungsten Carbide Diamond Nail Drill Bits for Acrylic Nails Poly Gel Cuticle Remove, 3/32'' Professional Nail Bits for Nail Drill Efile, Manicure Pedicure Tools

9.7

ChoiceComparer.com Score

9.7

/ 10

Outstanding

Main highlights

•Sharpen Carbide Nail Bits: Comes with 3pcs tungsten carbide nail drill bits, which are made of optimum strength tungsten carbide material. Sturdy sharpe enough to sharpen acrylic gel nails, thick extension nails, builder gel nails.
•Professional Cuticle Nail Drill Bits: Comes with 1pcs ball bit and 2pcs flame bits, which are made of premium diamond metal, allowing you to prepare the nail bed, clean the cuticle area, shape and shorten the nail, smoothly remove on the surface, drill nail holes, and so on.
•Durable & Heat Resistance: Made of highest precision metal with superior strength, sharpness, durability, heat resistance, and corrosion-resistant, long-lasting, and sturdy. Ideal tool for nail salons, beauty parlors, spa or personal manicure, or pedicure.
•Safety Nail Drill Bits: Protect your skin from being harmed with superior craftsmanship and well-tested design. Gentle and smooth used, suitable for Nail Tech or Beginners.
•3/32" Universal Size: Fit most electric nail drill or rechargeable nail file machine. We will be glad to help if anything you need, rest sure that we will stand behind our products.

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$14.99

$15.99

-6%

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Sworker

20Pcs 120-Grit Diamond Grinder Bit 1/8" Shank Compatible with Dremel Rotary Tool Attachment Accessories Grinding Burrs for Stone Glass Resin Porcelain Ceramic Quartz Glaze Steel Carve Engrave Polish

9.5

ChoiceComparer.com Score

9.5

/ 10

Outstanding

Main highlights

•20 Pcs 120-grit diamond coated grinding bits, 3mm shank compatible with Dremel 1/8"(3.175mm)collect, 6 types of head shapes, head dia 6mm, total length 45mm, one 20-pocket blue plastic tool bag with hook and one clear plastic box with hook.
•Work great for a variety of uses, grinding engraving trimming porting polishing carving deburring cutting drilling sculpting milling sanding elongating enlarging stone stained glass headstone glass porcelain ceramic metal steel glaze wood quartz agate moonstone crystal riverstone flagstone soft apatite mosaic slate resin hard rock jewelery jade amethyst marble granite.
•These diamond grinding burr bits can remove pits of auto rust to bare metal, grinding broken screws, grinding pet's hard nail.
•Premium diamond grains coating, durable, well-balanced, sharp, aggressive.
•Please use water to cool the diamond bits. 5 years returnless replacement.

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$9.99

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Aiskaer

Aiskaer 60 Pcs Diamond Drill Bits, 1mm 2mm 3mm Mix Set Jewelry Drill Bits for Jewelry, Sea Glass Shells, Gem Stones Lapidary, Jewelry Making

9.4

ChoiceComparer.com Score

9.4

/ 10

Excellent

Main highlights

•Package Contains：A set of 60 includes 3 different sizes, 1mm (1/25) × 20pcs, 2mm (1/16) × 20pcs and 3mm (1/8) × 20pcs, all with standard 1/8" shanks to meet your various creative needs
•High-Quality Material：Made of high quality diamond particles, high hardness, wear resistant and impact resistant
•The Perfect Tool：These diamond-coated drills are the most important tool in jewelry making.Great for drilling holes in sea glass,shells,gemstones and more.Ideal for glass drilling,jewelry making and lapis lazuli projects
•Superior Performance：Diamond tipped drill bits suitable for hand drills, soft shank drills and sharpeners. Whether you're working on jewelry, lapis lazuli projects or glass crafts, these diamond-tipped drill bits offer superior performance
•How to Use：Step 1 - start drilling at a certain angle; Step 2 - hold the drill bit in your hand and move it carefully so that it can just ream out both sides of the hole(remember not to use too much force); Step 3 - cool with water

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$9.99

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HOMEIDOL

Stone Carving Set Diamond Burr Bits Compatible with Dremel, 50PCS Polishing Kits Rotary Tools Accessories with 1/8’ Shank For Carving, Engraving, Grinding, Stone, Rocks, Jewelry, Glass, Ceramics

9.2

ChoiceComparer.com Score

9.2

/ 10

Excellent

Main highlights

•√【Diamond Grinding Head Burr】Diamond Mounted Point used for sculpturing, dressing, precision grinding and internal grinding carbide in ceramic, glass, precious stone, alloy and many other abrasive materials.
•√【Diamond Materials】Diamond burr set made of diamond particle with reliable quality, thick and durable, wear resistance, high hardness and impact resistance, sturdy enough for fine detail work.
•√【Universal Compatiblity】 Diamond grinder bits set is featured with universal 3mm (1/8 inches) shank grinding drill bits, which compatible with most rotary tools or die grinders.
•√【Multi-functional】Diamond grinding burr bits, extremely sturdy and wear resistance. Great for polishing stone, glass, ceramics, tile, brick,fiberglass, rock. DIY craft, craft modeling, home repair (wood, some plastic and dogs’ nails) etc.
•√【Universal Shank】Rotary tool diamond burrs set. Package include :50 Pcs x diamond mounted grinding burr.

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$17.99

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FOTYBEI

Diamond Grinding Burr Drill Bit Set for Dremel Rotary Tool 20Pcs Diamond Burr Bits with 1/8 Inch Shank Rotary Tool Accessories for Stone Glass Ceramics Carving, Grinding, Polishing, Engraving

9.1

ChoiceComparer.com Score

9.1

/ 10

Excellent

Main highlights

•【Multifunctional Applications】Use our diamond grinding burrs for easy polishing and engraving, precision sanding, grinding glass, metal, hardwood, marble, granite, stone, ceramics, gemstones, agate and more. It is very suitable for shaping the dead wood area of bonsai trees, fine trimming and carving of hard agate stones, etc
•【60 Grit Diamond】Our 60 grit grinding head is rougher and faster than small grain burrs when grinding, polishing, carving, engraving, with even sanding, high hardness, and will not fall off easily. High-speed grinding can be performed with a diamond drill, and then the surface can be quickly polished and smooth
•【More Choices, More Uses】Our stone grinding tool includes 10 different grinding bits, each with two of the same grit size and form. The various shapes, including spheres, cones, cylinders, round head cylinders, bullets, and more, meet all your requirements. Ideal for home repair (wood, plastic and dog’s nails), crafts, DIY engraving hobbies, and more
•【Universal Compatibility】Our 1/8" shank diamond burr bits fit most rotary tools and die grinders, such as Dremel, Proxxon, Ryobi, and more. The grinding head is easy change durable and wear-resistant, ensuring high compatibility and adaptability
•【Quality Assurance】Our 20pcs diamond burr set comes neatly arranged in a delicate case, allows you to carry and store easily. Buy with confidence, and if any issues with quality, leave us a message and we will provide a 100% satisfactory solution soon or solution. Thank you for your support!

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$13.99

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MMoon-L&F

MMoon-L&F Diamond Nail Grinder Bits for Rotary Tool Pet Nail Trimmer Tools for Claw Care Professional Grooming Painless Trimmer Tools for Dogs Nails 1 Pcs

8.9

ChoiceComparer.com Score

8.9

/ 10

Great

Main highlights

•【Convenient】: 1Pcs 80# coarse sand grinding head, suitable for pets with thick nails between 15lb and 50lb. It can quickly and safely trim your pet's nails.
•【Multifunction】: These dog nail grinder bits are made of high quality diamond. 1/8"（3.17mm） metal shank to suit almost all the rotary nail grinder tool of your choice.
•【Simple and Safe】: The proprietary shape of our trimmers painlessly removes just the right length from the bottom nail tips and sides at the same time. They also come with a fine tip for polishing.
•【Reusable】: The dog nail grinder wheel made of diamond has good heat dissipation. They will not wear out or overheat.
•【Strong and Durable】: Rugged construction and heavy-duty Copper-matrix, extra strength and long life, wear resistance makes it always look new.

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$8.99

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Oudtinx

Oudtinx 50pcs Diamond Coated Grinding Head Grinding Burrs Set for Dremel Rotary Tool

8.8

ChoiceComparer.com Score

8.8

/ 10

Great

Main highlights

•Suitable for Grinding field stone, ceramics, glass, carbide, tile, marble, jewelry or rock
•Designed for Rotary Tools including Dremel.
•Various Shapes meet your different needs, Such as,Cylinder head, cylinder, sphere, umbrella, bullet, Ding sheet type, inverted ladder, needle tip.
•Material: Diamond,Alloy, Color: Silver Tone as shown on the picture.
•Diameter of shank: 1/8 Inch,Grit: 120

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$18.99

$22.99

-17%

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YURINWOO

Stone Carving Set Diamond Grinding Bit Compatible with Dremel, 52Pcs Polishing Kit Diamond Bits 1/8" (3mm) Shank Accessories for Stone Glass Ceramics Carving, Polishing, Grinding

8.6

ChoiceComparer.com Score

8.6

/ 10

Good

Main highlights

•Different Shapes, More choices: Designed in spherical, pointed cone, cylindrical, oval, bullet head, flat rectangular, teardrop and many other shapes. Diamond bits set in different sizes and multiple shapes are available to meet your needs for fine work such as engraving and polishing
•Multifuncyional: The diamond grinding burr bits set can engrave, polish, grind, drill and cut on a wide range of materials, including: tile, ceramic, glass, jade, marble, granite and other hard materials. Ideal for crafts, from roughing to finishing in one set
•Material: Made of diamond particles, thick, durable, wear-resistant, high hardness and impact-resistant, the engraving drill bit can maintain stable performance for a long time and reduce the frequency of drill bit replacement
•Universal Compatibility: Equipped with 1/8inchs (3 mm) universal shank that is compatible with most rotary tools for easier work
•Practical Application: The 52 piece diamond burr set allows the engraver to quickly select the right stone carving bit for the material and creative need, from fine texturing to rough contouring, grinding, drilling, shaping, and more
•Warm tips: Avoid shaking during use, which may lead to object failure and tool damage. Wear appropriate protective equipment such as goggles, gloves and masks when using the grinding drill
•Specification: Diamond grinding bit *52pcs, clear plastic box *1. Note: The blue tray in the first picture is for the product display support stand, and is not included in the package content
•Contact Information:Your Account→Your Orders→Sold by：mizhiaheng→Ask a question. If you have any quality problems, please leave us a message and we will provide you with a 100% satisfactory solution as soon as possible

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$19.99

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Dremel

Dremel 7144 Diamond Wheel Point, 3/32 "

8.5

ChoiceComparer.com Score

8.5

/ 10

Good

Main highlights

•Dremel durable diamond wheel points are ideal for quick and easy material removal in hard materials
•Ideal for fine detail work on wood, jade, ceramic, glass, hardened steel and other hard materials
•The small tapered shape of the rotary accessory makes cuts in narrow and hard to reach places
•Bit is covered with diamond particles, making it ideal for quick and easy material removal
•For use with rotary tools that can accommodate a 1/8" shank size

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$8.70

$9.97

-13%

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