20-piece diamond grinding bits / carving needles, 6mm shank diameter

Packaging options:
20-piece set – hard case packaging
20-piece set – soft packaging
Shank diameter: 6mm

Material: High-strength synthetic diamond, high-hardness alloy
Craft: Electroplated
Compatible tools: Die grinders, engraving machines, pneumatic engraving pens
Suitable for: Grinding and finishing metal surfaces