Abrasive Cap Mandrels – 3mm & 6mm Spindle Options

For Dome, Flat & Pointed Abrasive Caps | Quick-Change Rubber Mandrels

Upgrade your sanding setup with these abrasive cap mandrels, designed for fast and secure mounting of dome, flat, and pointed abrasive caps. Made with expanding rubber heads that grip tightly during use, these mandrels use centrifugal force to lock the cap in place while spinning—ensuring precision and control without slippage.

With 3mm spindles suited for tools like Dremels, craft tools, and die grinders, and a 6mm spindle option for larger caps, these mandrels are ideal for intricate shaping, sanding, and polishing work.

🔩 Key Features:

• Quick-Change Design
  Swap abrasive caps in seconds with no additional tools—ideal for fast-paced workflows.

• Expanding Rubber Head
  Centrifugal force ensures a secure grip on abrasive caps during operation.

• Available in Multiple Sizes
  Choose the right mandrel to match abrasive caps ranging from 5mm to 16mm diameter.

• 3mm & 6mm Spindle Options
  3mm spindles suit die grinders, Dremels, and craft tools. 6mm spindles fit industrial rotary tools.

• High-Speed Rated
  Safe for high-RPM use with excellent durability.

🛠️ Specification:

• Head Type: Profiled rubber expanding head

• Shank Material: Hardened steel

• Fixing Type: Friction-fit via centrifugal expansion

• Cap Compatibility: Dome, pointed, and flat abrasive caps

✅ Ideal For:

• Internal corner sanding and deburring

• Metal polishing in tight spaces

• Wood carving and detail finishing

• Automotive and model fabrication

• Mold cleaning and die finishing

Note: Always match the mandrel size to the cap size for safe operation. Use with appropriate speed settings and PPE.

Need abrasive caps to match? Browse abrasive caps to complete your setup.