8-1/4

0.24

3250

13000

19.5

69

55

7

8-5/16

0.32

4500

18000

18

79.5

62.5

8.5

8-3/8

0.58

6600

26400

27

91.5

68.5

11.5

8-1/2

1.2

11250

45000

35

111

81

15

8-5/8

2.42

16500

66000

42

137.5

95.5

21

8-3/4

3.89

23000

92000

43

171

126

22.5

8-7/8

6.08

28750

115000

48

190.5

141.5

24.5