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DIN7504 Cross Recessed Flat Head Self-Drilling Screw
Grade 8.8 / 10.9 / 12.9
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Product Introduction
DIN7504 Cross Recessed Flat Head Self-Drilling Screw
Thread Size 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 max 1.1 1.3 1.4 1.6 1.8 1.8 dk theoretical max 6.3 8.2 9.4 10.4 11.5 12.6 actual max 5.5 7.3 8.4 9.3 10.3 11.3 min 5.2 6.9 8 8.9 9.9 10.9 k max 1.7 2.35 2.6 2.8 3 3.15 r max 1.2 1.4 1.6 2 2.2 2.4 Socket No. 1 2 2 2 3 3 M₁ Type H Ref. 3.2 4.4 4.6 5.2 6.6 6.8 Penetration depth Type H max 2.1 2.4 2.6 3.2 3.3 3.5 min 1.7 1.9 2.1 2.7 2.8 3 M₂ Type Z Ref. 3.2 4.3 4.6 5.1 6.5 6.8 Penetration depth Type Z max 2 2.2 2.5 3.05 3.2 3.45 min 1.6 1.75 2.05 2.6 2.75 3 Drilling range (sheet or plate thickness) min 0.7 0.7 1.75 1.75 1.75 2 max 1.9 2.25 3 4.4 5.25 6 Factory Pictures
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Address：Handan city, Hebei province, China
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