For all your industrial, DIY, or repair projects requiring precision ball bearings, these BC Precision 440 stainless steel balls deliver reliable performance. The 1/2 inch diameter is a commonly used size, and the G25-200 grade ensures consistent quality and dimensional accuracy across all 200 balls in the package. Made from 440 stainless steel, these bearings offer good corrosion resistance and durability for various applications. Whether you're working on machinery, creating custom projects, replacing worn bearings, or need precision balls for industrial equipment, these provide the quality you need. Manufactured in the United States, you're getting consistent quality control and reliable performance. The 440 stainless steel composition gives them that nice balance of hardness and corrosion resistance that works well in many environments. They're perfect for bearing assemblies, drawer slides, furniture mechanisms, or any application where smooth rolling action is needed. The 200-count means you have plenty for current projects and future needs. If you need reliable 1/2 inch precision balls that won't rust easily and maintain their roundness under pressure, these BC Precision bearings are a solid choice for professionals and serious DIYers alike. The quality is evident in the consistent size and smooth finish of each ball.