720 Pcs 9 Sizes 2mm 2.5mm 3mm 3.5mm 4mm 4.5mm 5mm 5.5mm 6mm Metric Precision Steel Bearing Ball Assortment Kit, Assorted Loose Bicycle Bearing Balls

🌴 Package Included: In this kit, you will receive 720 pieces of 9 precision solid steel ball bearings in various sizes. This includes: 2mm: 100 pieces; 2.5mm: 100 pieces; 3mm: 100 pieces; 3.5mm: 80 pieces; 4mm: 80 pieces; 4.5mm: 80 pieces; 5mm: 60 pieces; 5.5mm: 60 pieces; 6mm: 60 pieces. These ball bearings are suitable for your everyday needs and can meet various styles and custom requirements. 🌴 Superior Quality: The bearing balls are made of high-quality steel, ensuring durability and long-lasting performance, reducing friction and wear. These spheres offer excellent fatigue resistance and high hardness for industrial applications, making them valuable components in various industries. Suitable for high-speed and high-load operations. 🌴 Polished Surface: The surface of the metal ball is highly polished, rounded, and smooth, making it easy to shape without cracking. With a smooth surface finish and precise dimensions, it provides low friction, ensuring smooth and efficient rotation. It improves operational efficiency by reducing surface resistance. If maintenance is required, a small amount of lubricant can be applied. This saves you time and effort. 🌴 9 Size Options: You'll appreciate the variety of steel balls in different sizes. We have prepared 9 sizes of steel balls for you to choose from: 2mm, 2.5mm, 3mm, 3.5mm, 4mm, 4.5mm, 5mm, 5.5mm, and 6mm. Please pay attention to the size before purchasing. This wide range of sizes can meet most of your rolling needs in daily life. 🌴 Wide application: Whether you need them in the automotive, electronics, or petrochemical industries, these bearing balls are designed to excel in a variety of applications. Suitable for precision mechanical bearings (such as those in car wheels, machine tool spindles, and motor bearings), bearing guides, high-load transmission components, etc.