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  • ST1.5
  • (ST1.9)
  • ST2.2
  • (ST2.6)
  • ST2.9
  • ST3.5

14

  • 4
  • 4.5
  • 5
  • 5.5
  • 6
  • 7
  • 8
GB /T 13806.2 C - 1992 Cross Recessed Raised Countersunk Head Cutting Tapping Screws,Scrape Point
Thread Size ST1.5
P Pitch
a max
dk max
min
k max
f
L1 max
r max
Socket No.
M Ref.
Penetration depth min
max
0.5
0.5
2.8
2.6
0.8
0.3
0.7
0.5
0
1.8
0.9
1.1
thousand-piece steel weight≈kg
0.041