20Pcs Ball Spherical Diamond Burrs,10mm Head Dia,3mm Shank,Grinding Engraving Sanding Sharpen Deburr Grind Abrasives Rotary Bits for Jewelry Glass Jade Stones Grout Die Iron Steel Metal

Tired of cheap burrs that dull too fast or give uneven results? Ours are different. Made with a tough nickel-plated base and high-grade diamond grit, these bits stay sharper longer—even when working with hard materials like stone, jade, and glass. No more stopping mid-project to swap out worn-out tools. Just smooth, precise cuts every time. This set has all the shapes you need to grind, carve, and polish like a pro: 1. Engraving & Detailing – Add intricate patterns to glass, metal, or acrylic. 2. Shaping & Carving – Sculpt glass, jade, and stone with clean edges. 3.Polishing & Finishing – Get a mirror-like shine on iron, stainless steel, glass, jade stones and more.It is not recommended for use on aluminum alloys, copper and wood. 4.Deburring & Smoothing – Clean up rough edges on 3D prints, castings, and DIY repairs..

• Industrial-Grade,Each bit packs 100#Grit diamond particles permanently bonded, so they won’t wear out when you’re working tough materials.That extra layer locks the diamonds in place, meaning no grit loss mid-job.While cheap burrs dull fast, these hold up to serious shop work—deburring metal, shaping stone, or grinding glass.
• Bring Your Ideas to Life: with common Ball Spherical Burr sizes and a perfect shape for curved surfaces, round slots, and round-bottom holes.,ideal for custom jewelry, glass gift engraving, or detailed model work—compatible with Air Grinders,Electric Grinders,and Mini Handheld Grinders.
• Precision You Can Feel:Each bit is coated with diamond particles so you get clean, controlled cuts every time. Etch delicate patterns, carve fine details in stone, or put the perfect finish on your metalwork—no slipping, no guessing.
• Work seamlessly on a wide variety of surfaces including Glass, Jade, Stones, Grout, mold steel, Iron, Stainless steel, porcelain, low middle steel and even precious gemstones. Your imagination is the only boundary. No more switching between different tools for different materials.
• Package:20pcs/case | Diamond Burrs Shape:Ball Spherical | Head Dia:10mm | Length of Head:10mm | shank Dia:3mm | Overall Length:45mm | Grit Size:100#Grit