

100-Pack 1/2" inch Bearing Balls - G40 Carbon Steel
UPC: 00193019035054
Size: 1/2" = 0.5" inch
Size: 1/2" = 12.7mm
Material: Carbon Steel
Quality: G40
100-Pack 1/2" Bearing Balls - Carbon Steel
✔️ G40 Grade - Loose Balls for General-Purpose Use
This set of 100 carbon steel bearing balls measures 1/2 inch (12.7mm) in diameter and meets G40 grade standards. Perfect for repairs, replacements, or building your own mechanical systems, these loose balls are a go-to solution for casters, tools, or hobby applications.
✅ Size: 1/2" inch = 0.5" inch = 12.7mm
✅ Material: Durable carbon steel
✅ Precision rating: G40
✅ Loose, not pre-installed in any assembly
✅ Quantity: 100 bearing balls per pack
💡 What are G40 carbon steel bearing balls typically used for?
These medium-grade balls are solid for most standard needs:
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Offer reliable roundness for smooth rolling
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Great for carts, swivel joints, or repair kits
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Widely used in shop tools, gear systems, and models
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Work well when high precision isn’t critical
If you need a tough and ready set of bearing balls for practical fixes or builds, this 100-pack of 1/2 inch steel balls won’t let you down. Grab a pack and keep the good stuff rolling.