Drill & Taps - Metric

Coarse

Coarse

BBBB

Fine

Tap Size

Drill

Tap Size

Drill

1mm x .25

.75mm

4 x 3.5

3.6

1.1 x .25

.85

4 x .5

3.5

1.2 x .25

.95

5 x .5

4.5

1.4 x .3

1.1

6 x .5

5.5

1.6 x .35

1.25

6 x .75

5.25

1.7 x .35
1.3

7 x .75

6.25

1.8 x .35
1.45

8 x .5

7

2 x .4

1.6

 

8 x .75

7.25

2.2 x .45

1.75

 

8 x 1

7.5

2.5 x .45

2.05

 

9 x 1

7.5

3 x .5

2.5

 

10 x .75

9.25

3 x .6

2.5

 

10 x 1

9

3.5 x .6

2.9

 

10 x 1.25

8.8

4 x .7

3.3

 

11 x 1

10

4 x .75

3.3

 

12 x .75

11.25

4.5 x .75

3.7

 

12 x 1

11

5 x .8

4.2

 

12 x 1.5

10.5

5 x 9

4.2

 

14 x 1

13

6 x 1

5

 

14 x 1.25

12.8

7 x 1

6

 

14 x 1.5

12.5

8 x 1.25

6.8

 

16 x 1

15

9 x 1.25

7.8

 

16 x 1.5

14.5

10 x 1.5

8.5

 

18 x 1

17

11 x 1.5

9.5

 

20 x 1

19

12 x 1.75

10.2

 

20 x 1.5

18.5

14 x 2

12

 

20 x 2

18

16 x 2

14

 

22 x 1

21

18 x 2.5

15.5

 

22 x 1.5

20.5

20 x 2.5

17.5

 

22 x 2

20

22 x 2.5

19.5

 

24 x 1.5

22.5

24 x 3

21

 

26 x 1.5

24.5

27 x 3

24

 

27 x 1.5

25.5

30 x 30.5

26.5

 

27 x 2

25.5

33 x 3.5

29.5

 

28 x 1.5

26.5

36 x 4

32

 

30 x 1.5

28.5

39 x 4

35

 

30 x 2

28

33 x 2

31

36 x 3

33

39 x 3
36

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