Description
Product Overview
The FKG 5/16 inch bearing balls are engineered for precision and longevity. Each sphere is forged from high‑grade chrome steel, providing a hard, wear‑resistant surface that stands up to the rigors of frequent use in router bearings and bit‑repair assemblies. With a strict diameter of 7.938 mm (5/16 inch), the balls maintain exact tolerances that promote smooth rotation and minimize friction. The non‑magnetic property eliminates the risk of magnetic interference in sensitive equipment, ensuring reliable operation across a wide range of power tools.
Packaged in a convenient 1000‑piece bulk container, these balls are ideal for workshops, repair shops, and hobbyist garages where inventory turnover is high. The package dimensions of 6.5 × 6.18 × 3.78 inches and a weight of just under 5 pounds make storage and handling straightforward. Whether you are restocking a professional service center or stocking a personal tool chest, the quantity and compact packaging provide excellent value.
Usage
These bearing balls excel in a variety of applications. In router maintenance, they replace worn‑out bearings, restoring the tool’s high‑speed performance and reducing vibration. For bit‑repair parts, the spheres serve as reliable pivot points that keep cutting tools aligned and stable during operation. The chrome steel composition resists corrosion, making them suitable for environments where moisture or chemicals may be present.
DIY enthusiasts will find them useful for custom projects such as building homemade rotary tools, creating precision turntables, or fabricating mechanical toys that require smooth, low‑friction motion. Because the balls are non‑magnetic, they can also be incorporated into electronic projects where magnetic fields could disrupt circuitry. Their universal size means they fit a broad range of standard bearing housings, eliminating the need for multiple part numbers.
Why Choose Us
Choosing FKG means selecting a brand with a reputation for quality manufacturing and rigorous testing. Each batch of bearing balls undergoes dimensional inspection to guarantee that every sphere meets the 5/16 inch specification within tight tolerances. The chrome steel material is heat‑treated to achieve a hardness level that resists deformation, ensuring that the balls retain their shape even under heavy loads.
Our commitment to customer satisfaction extends beyond the product itself. We provide responsive technical support to help you select the right bearing balls for your specific tool or project. In the unlikely event of a defect, our straightforward return policy ensures that you receive a replacement quickly, minimizing downtime for your operations.
Furthermore, the packaging includes clear labeling of quantity and specifications, reducing the chance of ordering errors. The product is listed under the Tools & Home Improvement category, making it easy to locate alongside complementary router accessories and other power‑tool components.
Key Features
- High‑grade chrome steel construction delivers superior wear resistance.
- Exact 5/16 inch (7.938 mm) diameter ensures perfect fit for standard bearings.
- Non‑magnetic design prevents interference with electronic equipment.
- Bulk pack of 1000 balls provides excellent value for professional and hobbyist use.
- Responsive customer support and hassle‑free returns for peace of mind.
FAQ
What material are the bearing balls made from?
The balls are forged from chrome steel, a hardened alloy that offers high durability and resistance to corrosion.
Are these balls compatible with all router models?
They are compatible with any router that uses a standard 5/16 inch bearing size, which includes most popular brands and models.
Can I use these balls for non‑tool applications?
Yes, their non‑magnetic property and precise dimensions make them suitable for a range of DIY projects, from custom turntables to mechanical toys.
Do the balls come pre‑lubricated?
No, they are supplied dry. For optimal performance, apply a suitable lubricant that matches your tool’s specifications.
What is the return policy if I receive a defective batch?
We offer a straightforward return process. Contact our support team within 30 days of receipt, and we will arrange a replacement or refund.




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