3x8x4 mm Miniature Steel Bearing 693ZZ R-830ZZ 619/3 Skateboard Deep Groove Ball Bearings Pack of 10

Precise Size: The 3x8x4 mm miniature size is designed for high precision and ensures stable operation in tight spaces. This miniature size is suitable for a wide range of precision machinery and equipment, providing reliable support High-Quality Materials: Miniature steel bearing is made of high-quality steel with excellent wear and corrosion resistance, which ensures stable operation for a long period of time. Steel ball bearing can maintain stability whether it is rotating at high speeds or working under high loads Low Friction Design: The precision lubrication system inside the roller bearings reduces friction and wear and improves mechanical efficiency. This low friction design not only extends the life cycle of small ball bearings, but also reduces energy consumption Silent and Efficient: The optimised design makes the steel ball bearing run more smoothly and with low noise.8mm bearing can keep stable and silent even under long time high speed operation, which ensures the high efficiency and comfort of the equipment operation Widely Used: Small bearings are suitable for a variety of fields, such as model making, mechanical equipment, electronic products, etc. Ball bearing rollers can play a stable and reliable role as wheel bearings of model vehicles or key components of mechanical equipment