Brand:BJTicool
Diameter: 3-350mm
Standard: ASTM B348, ASTM F67
Grade: GR4,Grade 4
Length: up to 6000mm
Shape: Round, Square, Flat, Hex
Tolerance: H8, H9, H10, H11, H12, H13K9, K10, K11, K12 or as per your requirements
Surface: Polishing, Pickling
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