10-Pack 1x3x1mm Mini Ball Bearing for Spinning Rings & Jewelry

S681 Stainless Steel Mini Ball Bearings - 10 Pack
✨ 1mm x 3mm x 1mm - Open Type - Ideal for Jewelry & Micro Applications

This 10-pack of S681 stainless steel ball bearings features a compact 1mm x 3mm x 1mm size and a full complement (no cage) design. Perfect for spinning rings, jewelry, and other miniature precision applications, these bearings offer ultra-smooth performance and are built for durability in small-scale systems.

🟢 Size: 1mm inner x 3mm outer x 1mm width
🟢 Type: Deep groove ball bearing (open)
🟢 Material: Stainless steel
🟢 Design: Full complement (no cage)
🟢 Dynamic load rating: 100 N
🟢 Static load rating: 30 N
🟢 Max speed (grease): 130,000 RPM
🟢 Max speed (oil): 150,000 RPM
🟢 Quantity: 10 bearings
🟢 Equivalent to: 681, L-310
🟢 Common use: Spinning rings, jewelry, hobby builds