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Quanzhou Xin Jie Engineering Machinery Co.,Ltd.
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Origin |
China |
undercarriage parts for excavator and bulldozer
Mainly 20 tons, 30 tons, 40 tons
PC200,PC300,PC400 ETC
EX200,EX300,EX400 ETC
CAT320,CAT325,CAT330 ETC
Track roller
Material:50MN
Hardness:HRC55-60
Hardness depth:5-6MM
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