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Cross Recessed Raised Countersunk Head Drilling Screws

JIS B 1124 - 2003

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日标JIS B1124 - 2003 JIS1124 1124JIS Cross Recessed Raised Countersunk Head Drilling Screws
Screw Thread
d
ST2.9 ST3.5 ST4.2 ST4.8 ST5.5 ST6.3
P Pitch
dk Theoretical max
Actual max
min
k max
Socket No.
Drilling range(thickness)
1.1 1.3 1.4 1.6 1.8 1.8
6.3 8.2 9.4 10.4 11.5 12.6
5.5 7.3 8.4 9.3 10.3 11.3
5.2 6.9 8 8.9 9.9 10.9
1.7 2.35 2.6 2.8 3 3.15
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