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Product name：85 spring steel
Product model：85 spring steel
Product brand：Cutting Steel
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Product name：70 spring steel
Product model：70 spring steel
Product brand：Cutting Steel
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Product name：65 spring steel
Product model：65 spring steel
Product brand：Cutting Steel
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Product name：25MnCr5 gear steel
Product model：25MnCr5 gear steel
Product brand：Cutting Steel
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Product name：20MnCr5 gear steel
Product model：20MnCr5 gear steel
Product brand：Cutting Steel
| |
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Product name：16MnCr5 gear steel
Product model：16MnCr5 gear steel
Product brand：Cutting Steel
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Product name：40MnB gear steel
Product model：40MnB gear steel
Product brand：Cutting Steel
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Product name：42CrMo gear steel
Product model：42CrMo gear steel
Product brand：Cutting Steel
| |
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Product name：35CrMo gear steel
Product model：35CrMo gear steel
Product brand：Cutting Steel
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Product name：20CrMo gear steel
Product model：20CrMo gear steel
Product brand：Cutting Steel
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