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(Non-preferred) dimensions in parentheses.

Hexagon Head Drilling Screws With Tapping Screw Thread With Collar

DIN 7504 (K) - 1995

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德标DIN 7504 (K) - 1995 DIN7504 7504DIN Hexagon Head Drilling Screws With Tapping Screw Thread With Collar
Nominal Length L Tips:seclect Nominal Length L and get .
Thread Size
ST2.9 ST3.5 (ST3.9) ST4.2 ST4.8 (ST5.5) ST6.3
P Pitch
a max
c min
dc max
min
e min
k max
min
kw min
r max
s max
min
dp
Drilling range(thickness)
1.1 1.3 1.3 1.4 1.6 1.8 1.8
1.1 1.3 1.3 1.4 1.6 1.8 1.8
0.4 0.6 0.6 0.8 0.9 1 1
6.3 8.3 8.3 8.8 10.5 11 13.5
5.8 7.6 7.6 8.1 9.8 10 12.2
4.28 5.96 5.96 7.59 8.71 8.71 10.95
2.8 3.4 3.4 4.1 4.3 5.4 5.9
2.5 3 3 3.6 3.8 4.8 5.3
1.3 1.5 1.5 1.8 2.2 2.7 3.1
0.4 0.5 0.5 0.6 0.7 0.8 0.9
4 5.5 5.5 7 8 8 10
3.82 5.32 5.32 6.78 7.78 7.78 9.78
2.3 2.8 3.1 3.6 4.1 4.8 5.8
0.7~1.9 0.7~2.25 0.7~2.4 1.75~3 1.75~4.4 1.75~5.25 2~6
Lg (min.)
- - - - - - -
①,Material: Be made of either of case hardening steel as specified in DIN 172100 or steel for quenching and tempering as specified in DIN EN 10083-1 and DIN EN 10083-2 (at the manufacturer's discretion), use of steel grades of equivalent quality being permitted