1/4X5/16

6X7

600

5/16X11/32

8X9

500

3/8X7/16

10X11

400

7/16X1/2

12X13

300

1/2X9/16

14X15

300

19/32X11/16

16X17

200

5/8X3/8

18X19

100

13/16X7/8

20X22

100

-

21X23

80

15/16X1"

24X26

60

1"X1.1/8

25X28

40

-

27X30

40

1.1/16X1.1/4

30X32

40