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Hexalobular socket button head screw
 
ISO ≈7380
BS ≈4168-6
ANSI ≈B18.3.4M
NF ≈E25-126
Technical Parameter

d

M4

M5

M6

M8

P

0,7

0,8

1

1,25

dk (max.)

7,6

9,5

10,5

14

k (max.)

2,2

2,75

3,3

4,4

Socket

No.20

No.25

No.30

No.40

Product Category

Thread

Driving features        Material           Class             Surface treatment          Packaging              Code

   M

   hexalobular                 St                 010.9/10.9                 Zipl                             Standard                   07290