鐵製馬車螺絲

長度

1/2''

5/8''

3/4''

1''

1-1/4''

1-1/2''

2''

2-1/2''

3''

3-1/2''

4''

4-1/2''

5''

5-1/2''

6''

牙規

12.7

15.88

19.05

25.4

31.75

38.1

50.8

63.5

76.2

88.9

101.6

114.3

127

139.7

152.4

1/4''

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5/16''

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3/8''

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1/2''

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5/8''

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48 鐵螺絲螺帽