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Self-drilling mushroom head screw with SR recess
 
Technical Parameter

d x L

ST4,8x16

ST4,8x19

ST4,8x25

ST4,8x32

P

1,6

1,6

1,6

1,6

dk

13

15

15

15

L1 ≈

9

9

9

9

No. SR

2

2

2

2

A

9000

9000

9000

9000

B

6000

6000

6000

6000

C

6,5

6,5

6,5

6,5

D

1

1

1

1

E

3

3

3

3

F

1,5

1,5

1,5

1,5

G

4

4

4

4

Product Category

Thread

Driving features

Material

Surface treatment

Packaging

Code

ST

SR

St

Zipl

Standard

31445