20 Pack Full Ceramic 695 Zirconia Ball Bearings 5x13x4mm With PTFE Cage High Precision Miniature Bearings For CNC Robotics Model Making Jewelry And Hobby Projects Set Of 20 Ideal For Delicate Assemblies

20-Pack Full Ceramic Miniature Bearings 5x13x4mm
✔️ 5x13x4 mm (0.197x0.512x0.157 in); 20-pack zirconia balls

These 695 full ceramic miniature bearings are built for precision tasks in robotics, CNC fixtures, optical equipment, and hobby drones. They deliver low friction, heat resistance, and corrosion resistance in challenging environments.

✅ Inner diameter 5 mm, outer diameter 13 mm, width 4 mm
✅ Ceramic balls and races made from zirconia (ZrO2)
✅ PTFE cage reduces friction and keeps weight down
✅ Pack of 20 bearings for bulk sourcing

💡 What is a ceramic bearing used for in precision machinery? Ceramic bearings are handy for high speed, low friction, and long life in cleanroom and industrial setups. - High speed operation and reduced heat - Corrosion resistance in challenging environments - Lightweight design for miniature assemblies