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High Strength Black Hex Head Screws Grade 12.9 With External Hex Drive

    Buy cheap High Strength Black Hex Head Screws Grade 12.9 With External Hex Drive from wholesalers
     
    Buy cheap High Strength Black Hex Head Screws Grade 12.9 With External Hex Drive from wholesalers
    • Buy cheap High Strength Black Hex Head Screws Grade 12.9 With External Hex Drive from wholesalers
    • Buy cheap High Strength Black Hex Head Screws Grade 12.9 With External Hex Drive from wholesalers
    • Buy cheap High Strength Black Hex Head Screws Grade 12.9 With External Hex Drive from wholesalers

    High Strength Black Hex Head Screws Grade 12.9 With External Hex Drive

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    Brand Name : Runtai
    Model Number : Hex Head Screws
    Certification : ISO9001/TS16949
    Price : Negotiable
    Payment Terms : L/C, T/T, Western Union, MoneyGram
    Supply Ability : 5 Tons/ day
    Delivery Time : 14-21 days
    • Product Details
    • Company Profile

    High Strength Black Hex Head Screws Grade 12.9 With External Hex Drive

    Black Zinc Plated Class 8.8 Steel Hex Head Screws Grade 8.8 Steel Hex Bolts


    Products Descriptions


    Tighten these screws by turning them to the left; once fastened, they prevent counterclockwise-moving parts from loosening. Made from class 12.9 steel, they are at least 25% stronger than medium-strength steel screws.The black zinc plating resists corrosion in wet environments. Material meets SAE J429 specifications for quality. Class 12.9 steel hex head screws are marked with six radial lines. Length is measured from under the head.


    Products Specifications


    Head TypeHex
    Drive StyleExternal Hex
    System of MeasurementInch
    Thread DirectionLeft Hand
    Thread Size5/8"-11
    Screw Size Decimal Equivalent0.625"
    Thread TypeUNC
    Thread FitClass 2A
    Length3"
    ThreadingFully Threaded
    Thread SpacingCoarse
    Head
    Width15/16"
    Height27/64"
    Fastener Strength Grade/ClassClass 12.9
    MaterialSteel
    FinishZinc black Plated
    Tensile Strength150,000 psi
    HardnessRockwell C33
    Specifications MetSAE J429
    RoHSNot Compliant

    Note: Material, Size and Surface Treatment for choose.


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