Description
Proxxon Diamond Grinding Bits — Cylinder Shape, 5mm (Pack of 2, No. 28246)
Proxxon diamond-coated grinding bits in cylindrical shape — designed for precision grinding, shaping, and material removal in hard materials including stone, ceramic, glass, and hardened metals. The cylindrical profile delivers flat-bottomed grinding action ideal for recesses, slots, and flat surface work in confined areas.
Key Features
- Cylindrical shape — flat-bottomed grinding for recesses and flat surfaces
- 5mm tip diameter — precision access in tight spaces
- Diamond-coated abrasive — long service life on hard materials
- Pack of 2 — replacement pair for continuous production use
- Compatible with all Proxxon MICROMOT rotary tools (3.2mm shank)
Suitable Materials
- Stone — granite, marble, ceramic
- Glass
- Hardened metals
- Porcelain
Grinding Bit Shape Guide
| Shape | Best For |
|---|---|
| Cylinder (this bit) | Flat-bottomed recesses, slots, flat surface grinding |
| Spherical | Concave surfaces, curved recesses, bowl shapes |
Works Well With
- Proxxon LWB/A Cordless Long Neck Rotary Tool — primary cordless host tool for MICROMOT bits
- Proxxon Diamond Grinding Bits Spherical 4.4mm — companion bit for curved surface work
Returns can only be accepted for unused product in its original packaging. A copy of the original packing slip or invoice is required. For warranty claims please call 1-877-776-9966. Please see our return and refund policy here.

