No.

Metric Metric Fine

UNC / UNF

BSW / BSF

2

M 2 x 0.4

M 2.2 x 0.45

UNC

No. 2

3

M 2.5 x 0.45

4

M 3 x 0.5

UNC/UNF

No. 4

5

M 3.5 x 0.6

UNC/UNF

No. 6

6

M 4 x 0.7

UNC

UNC/UNF

No. 10
No. 8

BSF 3/16

8

M 5 x 0.8

UNF

UNC

No. 10

No. 12

BSW 3/16

9

M 6 x 1.0

UNC/UNF

BSW/BSF

1/4

11

M 7 x 1.0
M 8 x 1.0

M 8 x 1.25

UNC/UNF
BSW/BSF

5/16
5/16

12

M 9 x 1.25
M 9 x 1.0

UNC
BSW/BSF

3/8
3/8

13

M 10 x 1.5
M 10 x 1.0

M 10 x 1.25

UNF

3/8

14

M 11 x 1.5

M 11 x 1.25

UNC/UNF
BSW/BSF

7/16
7/16