Inch

4 mm

5 mm

6 mm

7 mm

8 mm

9 mm

10 mm

12 mm

14 mm

15 mm

16 mm

20 mm

25 mm

30 mm

40 mm

50 mm

Undersized

Standard

Tight

3 mm

4 mm

5 mm

6 mm

6.3 mm

8 mm

9.5 mm

10 mm

11 mm

12 mm

12.5 mm

14 mm

15.8 mm

16 mm

20 mm

25 mm

40 mm

1"

1 1/2"

T6

T6511

4.5 mm

5 mm

6 mm

7 mm

8 mm

10 mm

12 mm

13 mm

14 mm

16 mm

17.5 mm

18 mm

19 mm

20 mm

25 mm

30 mm

M2

M2.5

M3

M3.5

M4

M5

M6

M8

M10

M12

M14

M16

M20

2-56

4-40

6-32

8-32

10-24

10-32

1/4"-20

1/4"-28

1/4"-32

5/16"-18

5/16"-24

5/16"-32

3/8"-16

3/8"-24

3/8"-32

1/2"-13

1/2"-20

1/2"-28

18 mm

22.8 mm

37.4 mm

0.31"

0.32"

0.709"

0.898"

1.472"

3 mm

4 mm

5 mm

6 mm

8 mm

10 mm

12 mm

16 mm

20 mm

25 mm

30 mm

35 mm

40 mm

50 mm

Soft

Medium

Corrosion Resistant

Easy Machine

Easy Weld

Lightweight

Precision Ground

0.39"

Hardened

Material Certificate with Traceable Lot Number

Compliant

Compliant with Exemptions

Not Compliant

Compliant

Not Compliant

ASTM B211

ASTM B221

ASTM B241

EAR99

1 mm

1.1 mm

1.3 mm

0.039"

0.043"

0.051"

Exempt

20,000 psi to 99,999 psi