Bearing number & size: 693ZZ(3mm x 8mm x 4mm)—12pcs 623ZZ(3mm x 10mm x 4mm)—12pcs 624ZZ(4mm x 13mm x 5mm)—12pcs 685ZZ(5mm x 11mm x 5mm)—12pcs 687ZZ(7mm x 14mm x 5mm)—10pcs 627ZZ(7mm x 22mm x 7mm)—10pcs
6 kinds of common bearings, A box can meet your various needs in different scenarios.All bearings are stored in a plastic box for easy use and storage
Wide Application: These bearings are widely used in a variety of small machinery,including Electric Toys, Furniture wheels, skateboard wheels, inline skates, and so on
Material: High carbon steel, it has the characteristics of high speed operation, low noise, high temperature resistance and smooth rotation
Prelubrication: The bearings are coated with a small amount of lubricating oil, which will prolong the service life of the product and ensuring smooth operation and reducing the need for frequent maintenance