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  • DIN 7981 十字槽盤頭自攻釘 標準查詢

    DIN 7981
    Form C, with drilling tip

    *All measurements in millimeters (mm)*

    d k max d1 max r1 approx Cross recess No.
    2.2 1.8 4.2 3.4 H1
    2.9 2.2 5.6 4.4 H1
    3.5 2.6 6.9 5.4 H2
    3.9 2.8 7.5 5.8 H2
    4.2 3.05 8.2 6.2 H2
    4.8 3.55 9.5 7.2 H2
    5.5 3.95 10.8 8.2 H3
    6.3 4.55 12.5 9.5 H3
    8 5.25 15.8 - -

    All information is strictly informative

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