Precision Steel Balls, 304 Stainless Steel Bearing Ball - Fitting for (Bicycle/Casters/Drawer Slides/Door Locks/Auto Parts) 4 mm & 1000 Pcs & Silver

Durable MaterialPrecision Steel Balls are made of 304 stainless steel, offering good corrosion resistance, rust prevention, and good oxidation resistance for durability. Designed with a smooth, polished surface and uniform size, they ensure high precision, wear resistance, and minimal friction during operation. These steel balls are free of cracks, burrs, or chips, maintaining consistent performance and extending service life.Relevant UsageBearing balls are suitable for bearings, including bicycle hubs, motorcycle parts, and industrial ball bearings. They are also fit for sliding mechanisms like drawer slides, casters, and door locks. Additionally, these stainless steel balls are good for mixing applications, such as stirring paint or nail polish, and can be used in precision instruments, automotive components, and home furniture hardware.Easy-to-UseSimply drop the precision balls into bearings, sliders, or mixers—no prep needed for immediate use.SizeDiameter: 3.969 mm / 0.16 InchColor: SilverMaterial: 304 Stainless SteelHardness: 28 HRCPacking List: 1000 Pcs x Steel Bearing BallsKey NoticesBefore choosing, verify the bicycle bearing balls' required size and quantity for your project. Handle carefully to avoid spills due to their smooth, rolling surface.

• Durable Material: Precision Steel Balls are made of 304 stainless steel, offering good corrosion resistance, rust prevention, and good oxidation resistance for durability. Designed with a smooth, polished surface and uniform size, they ensure high precision, wear resistance, and minimal friction during operation. These steel balls are free of cracks, burrs, or chips, maintaining consistent performance and extending service life.
• Relevant Usage: Bearing balls are suitable for bearings, including bicycle hubs, motorcycle parts, and industrial ball bearings. They are also fit for sliding mechanisms like drawer slides, casters, and door locks. Additionally, these stainless steel balls are good for mixing applications, such as stirring paint or nail polish, and can be used in precision instruments, automotive components, and home furniture hardware.
• Easy-to-Use: Simply drop the precision balls into bearings, sliders, or mixers—no prep needed for immediate use.
• Diameter: 3.969 mm / 0.16 Inch; Color: Silver; Material: 304 Stainless Steel; Hardness: 28 HRC; Packing List: 1000 Pcs x Steel Bearing Balls
• Key Notices: Before choosing, verify the bicycle bearing balls' required size and quantity for your project. Handle carefully to avoid spills due to their smooth, rolling surface.