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- single screw barrel
- single screw barrel
We are a professional manufacturer of screw and barrel for 17years,we can supply and design all kinds of screw&barrel according to your requirments
base material
1.38 CrMoAIA(JIS SACM645)
2.42CrMo(AISI4140)
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dinghai shenglong machinety Co.Ltd.
[Verified]
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Negotiable
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