Size

Length (inch)

Gauge No.

Head dia.(inch)

Approx.Number Perlb

2d

1

15

11/64

847

3d

5/4

14

13/64

543

4d

3/2

25/2

1/4

294

5d

7/4

254

6d

2

23/2

17/64

167

7d

9/4

150

8d

5/2

41/4

9/32

101

9d

11/4

92

10d

3

9

5/16

66

12d

13/4

61

16d

7/2

8

11/32

47

20d

4

6

13/32

29

30d

9/2

5

7/16

22

40d

5

4

15/32

17

50d

11/2

3

1/2

13

60d

6

2

17/32

10

Length if form the point to the underside of the head.