Standard:DIN6921
Size:M5-M20,1/4-20,5/16-18,3/8-16
Material:Carbon Steel, Stainless Steel,Alloy Steel, Brass,Aluminum,Monel
Grade:4.8, 8.8,10.9,12.9;A2-70,A4-70,Gr5
Finish:Plain,Black Oxide, Zinc Plated,H.D.G,PTFE,Dacromet,Nickel, Chrome,PTFE,Dacromet,Zinc Nickel.
Contact: Vivian
Phone: 86-15021162571
E-mail: vivian@dokentools.com
Whatsapp:008615021162571
Add: Renze district,Xingtai,Hebei
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