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304 stainless steel thin flat head cross recessed tapping screw Cross drilling screw Featured Image
  • 304 stainless steel thin flat head cross recessed tapping screw Cross drilling screw
  • 304 stainless steel thin flat head cross recessed tapping screw Cross drilling screw
  • 304 stainless steel thin flat head cross recessed tapping screw Cross drilling screw
  • 304 stainless steel thin flat head cross recessed tapping screw Cross drilling screw
  • 304 stainless steel thin flat head cross recessed tapping screw Cross drilling screw
  • 304 stainless steel thin flat head cross recessed tapping screw Cross drilling screw
  • 304 stainless steel thin flat head cross recessed tapping screw Cross drilling screw

304 stainless steel thin flat head cross recessed tapping screw Cross drilling screw


  • Moq:
    1 ton
  • Price:
    Bagged/Boxed etc.
  • Package:
    Please contact us
  • Export port:
    Tianjin/Qingdao/Shanghai etc.
  • Delivery date:
    15~30 days
  • Payment method:
    T/T T/C
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    Product Detail

    Product Tags

    Product Photos and Information

    Large Flat Head Drill Screw
    Name Self drilling Screws Materials Carbon Steel/Stainless Steel
    Standards DIN ISO ANC BSW JIS etc. Strength level 8.8 etc.
    Size M1.5-M6 Surface finish ZPBLACK etc.
    Length 10-100 Samples Available

     

     

    Large Flat Head Drill Screw
    Large Flat Head Drill Screw
    Large Flat Head Drill Screw
    Large Flat Head Drill Screw

    Product Standards

    1678944945190
    Cross recessed countersunk head self-tapping self-drilling screws DIN 7504
    Thread specification ST2.9 ST3.5 ST4.2 ST4.8 ST5.5 ST6.3
    P pitch 1.1 1.3 1.4 1.6 1.8 1.8
    a maximum value 1.1 1.3 1.4 1.6 1.8 1.8
    dk maximum value 5.5 7.3 8.4 9.3 10.3 11.3
    minimum 5.2 6.9 8 8.9 9.9 10.9
    k maximum value 1.7 2.35 2.6 2.8 3 3.15
    r maximum value 1.2 1.4 1.6 2 2.2 2.4
    slot number 1 2 2 2 3 3
    M1 _ 3.2 4.4 4.6 5.2 6.6 6.8
    M 2 3.2 4.3 4.6 5.1 6.5 6.8
    dp 2.3 2.8 3.6 4.1 4.8 5.8
    Drilling range (plate thickness) 0.7~1.9 0.7~2.25 1.75~3 1.75~4.4 1.75~5.25 2~6
    Lg (minimum) - - - - - -
    detail2
    Full Thread Hexagon Head Bolts Grade A and B DIN 933
    Thread specification M1.6 M2 M2.5 M3 (M3.5) M4 M5 M6 (M7) M8 M10 M12 (M14) M16
    d
    P pitch 0.35 0.4 0.45 0.5 0.6 0.7 0.8 1 1 1.25 1.5 1.75 2 2
    a maximum value 1.05 1.2 1.35 1.5 1.8 2.1 2.4 3 3 3.75 4.5 5.25 6 6
    c minimum 0.1 0.1 0.1 0.15 0.15 0.15 0.15 0.15 0.15 0.15 0.15 0.15 0.15 0.2
    maximum value 0.25 0.25 0.25 0.4 0.4 0.4 0.5 0.5 0.5 0.6 0.6 0.6 0.6 0.8
    d a maximum value 2 2.6 3.1 3.6 4.1 4.7 5.7 6.8 7.8 9.2 11.2 13.7 15.7 17.7
    dw Class A minimum 2.4 3.2 4.1 4.6 5.1 5.9 6.9 8.9 9.6 11.6 15.6 17.4 20.5 22.5
    Class B minimum - - - - - 5.7 6.7 8.7 9.4 11.4 15.4 17.2 20.1 twenty two
    and Class A minimum 3.41 4.32 5.45 6.01 6.58 7.66 8.79 11.05 12.12 14.38 18.9 21.1 24.49 26.75
    Class B minimum - - - - - 7.5 8.63 10.89 11.94 14.2 18.72 20.88 23.91 26.17
    k Nominal 1.1 1.4 1.7 2 2.4 2.8 3.5 4 4.8 5.3 6.4 7.5 8.8 10
    Class A minimum 0.98 1.28 1.58 1.88 2.28 2.68 3.35 3.85 4.65 5.15 6.22 7.32 8.62 9.82
    maximum value 1.22 1.52 1.82 2.12 2.52 2.92 3.65 4.15 4.95 5.45 6.56 7.68 8.98 10.18
    Class B minimum - - - - - 2.6 3.26 3.76 4.56 5.06 6.11 7.21 8.51 9.71
    maximum value - - - - - 3 3.74 4.24 5.04 5.54 6.69 7.79 9.09 10.29
    k 1 minimum 0.7 0.9 1.1 1.3 1.6 1.9 2.28 2.63 3.19 3.54 4.28 5.05 5.96 6.8
    r minimum 0.1 0.1 0.1 0.1 0.1 0.2 0.2 0.25 0.25 0.4 0.4 0.6 0.6 0.6
    s max = nominal 3.2 4 5 5.5 6 7 8 10 11 13 17 19 twenty two twenty four
    Class A minimum 3.02 3.82 4.82 5.32 5.82 6.78 7.78 9.78 10.73 12.73 16.73 18.67 21.67 23.67
    Class B minimum - - - - - 6.64 7.64 9.64 10.57 12.57 16.57 18.48 21.16 23.16
    Thousand pieces of steel weight ≈kg - - - - - - - - - - - - - -
    Thread specification (M18) M20 (M22) M24 (M27) M30 (M33) M36 (M39) M42 (M45) M48 (M52)
    d
    P pitch 2.5 2.5 2.5 3 3 3.5 3.5 4 4 4.5 4.5 5 5
    a maximum value 7.5 7.5 7.5 9 9 10.5 10.5 12 12 13.5 13.5 15 15
    c minimum 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.3 0.3 0.3 0.3 0.3
    maximum value 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8 1 1 1 1 1
    d a maximum value 20.2 22.4 24.4 26.4 30.4 33.4 36.4 39.4 42.4 45.6 48.6 52.6 56.6
    dw Class A minimum 25.3 28.2 30 33.6 - - - - - - - - -
    Class B minimum 24.8 27.7 29.5 33.2 38 42.7 46.5 51.1 55.9 59.9 64.7 69.4 74.2
    and Class A minimum 30.14 33.53 35.72 39.98 - - - - - - - - -
    Class B minimum 29.56 32.95 35.03 39.55 45.2 50.85 55.37 60.79 66.44 71.3 76.95 82.6 88.25
    k Nominal 11.5 12.5 14 15 17 18.7 twenty one 22.5 25 26 28 30 33
    Class A minimum 11.28 12.28 13.78 14.78 - - - - - - - - -
    maximum value 11.72 12.72 14.22 15.22 - - - - - - - - -
    Class B minimum 11.15 12.15 13.65 14.65 16.65 18.28 20.58 22.08 24.58 25.58 27.58 29.58 32.5
    maximum value 11.85 12.85 14.35 15.35 17.35 19.12 21.42 22.92 25.42 26.42 28.42 30.42 33.5
    k 1 minimum 7.8 8.5 9.6 10.3 11.7 12.8 14.4 15.5 17.2 17.9 19.3 20.9 22.8
    r minimum 0.6 0.8 0.8 0.8 1 1 1 1 1 1.2 1.2 1.6 1.6
    s max = nominal 27 30 32 36 41 46 50 55 60 65 70 75 80
    Class A minimum 26.67 29.67 31.61 35.38 - - - - - - - - -
    Class B minimum 26.15 29.16 31 35 40 45 49 53.8 58.8 63.1 68.1 73.1 78.1
    Thousand pieces of steel weight ≈kg - - - - - - - - - - - - -

    About Us

    Dabang Fasteners is a wholly-owned subsidiary of Hebei Chengyi Engineering Materials Co., Ltd.
    Our parent company has 21 years experience in fastener production and is ISO9001 ISO14001 ISO45001 SGS certified.
    We focus on providing customers with competitive products that meet user needs.
    --- Factory price, saving 15-30% of the middleman price difference.
    --- exporting to 154 countries, accumulatively serving 1800+ customers, rich export experience
    --- 5000 tons in stock, up to 3000 tons per month, average delivery time 7-20 days.
    --- After-sales team of 25 people, solve all after-sales problems

    0 Risk Commitment
    --- If the product quality and packaging problems are found after receiving the goods,
    help solve the problem and unconditionally compensate the loss within 30 days.

    Our added value
    --- In China, provide you with free factory inspection services.

    about_us2

    Factory Introduction

    factory1

    Production Process

    process21

    Packing and Shipping

    Packing1

    Certificate

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    Exhibition/partner Photos

    Exhibition
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