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Material: 40CrGrade: 10.9 or 12.9
Tensile Strength: 150000P.S.I-170000P.S.I
Hardness: HRC 32-42
-Plow bolt
-Track bolt
-Segment bolt
-Hex bolt
-Wheel stud
........
We are also can make as your drawing.
More information you want, pls contact with our sales



