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Wenzhou Xingwei Standard Parts Factory
温州市星炜五金制品有限公司
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15 Years
Main Products
Inner hex lock screws
Machine screws
Set screws
Grub screw
Jackscrew
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(GB /T 73 - 1985)
主打
material
Carbon steel
Coating
black oxide coating
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Similar Products
GB /T 73 - 2017
DIN 551 - 1986
ISO 4766 - 2011
ISO 4766 - 1983
DIN EN 24766 - 1992
