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Cross Recessed Pan Head Drilling Screws With Tapping Screw Thread

NF E 25-857 - 1999

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法国NF E25-857 - 1999 NF25-857 25-857NF Cross Recessed Pan Head Drilling Screws With Tapping Screw Thread
Screw Thread
d
ST2.9 ST3.5 ST4.2 ST4.8 ST5.5 ST6.3
P Pitch
dk max
min
k max
min
Socket No.
Drilling range(thickness)
1.1 1.3 1.4 1.6 1.8 1.8
5.6 7 8 9.5 11 12
5.3 6.64 7.64 9.14 10.57 11.57
2.4 2.6 3.1 3.7 4 4.6
2.15 2.35 2.8 3.4 3.7 4.3
1 2 2 2 3 3
0.7 0.7 1.75 1.75 1.75 2
1.9 2.25 3 4.4 5.25 6