Grade 10.9 Hex Bolts, Carbon Steel Hex Bolts, Black Oxide Finish Hexagon Bolts, DIN Standard Hex Bolts 4.9 8.8 grade, High tensile Bolts and nuts, Oxidation surface 10.9 Grade ANSI Hexagonal head bolt China supplier Grade 10.9 Hex Bolts Parameter Grade: rade B7 Surface treatment:Black Oxide Size:3/8-3″ Certificate:ISO9001:2008 ROHS Application:Building Type:Hex Bolts Nuts Packing:Cartons+plastic Bags […]
Flange Head Bolts,Hex Flange Bolts,Hex Flange Head Screw Bolt
High Precision Forging Machining Hex Head Flange Bolt
Material:Alloy Steel , Carbon Steel
Color:Natural & customer customized
All of the bolts products widely used in automobiles, major engineering projects, mechanical engineering, petrochemical engineering, building, vessels, bridges, metallurgy, environmental protection and so on.
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