AMSUO 20-Piece Diamond Grinding Needle Set — Rotary Tool Engraving & Grinding Bits
Piece Count: 20
Contents: Diamond-coated points — balls, inverted cones, cylinders (bullnose/flat), cones, flame/bud shapes
Packaging: Blue case, black organizer tray (3 rows)
Key Features
- Electroplated diamond grit cuts glass, ceramic, tile, stone, and hardened steel
- 20 shapes from fine needle points to large cylinders for detail to bulk work
- Concentric mounting for smooth, chatter-free running
- Diamond coating far outlasts abrasive stones on hard materials
- Row-organized tray with custom clips
Recommended Applications
- Engraving glass, ceramics, and stone (trophy shops, glass studios)
- Sharpening carbide and hardened steel edges
- Shaping tile, porcelain, and composites for fabrication
- Craft, jewelry, and hobby engraving