不銹鋼 六角頭 機械螺絲 1

長度↓

牙規

3/16''

1/4''

5/16''

3/8''

1/2''

5/8''

3/4''

7/8''

1''

1-1/8''

1-1/4''

換算

4.8

6.4

7.9

9.5

12.7

15.9

19.1

22.2

25.4

28.6

31.8

1/2''/12.7

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3/4''/19.1

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1''/25.4

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1-1/4''/31.8

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1-1/2''/38.1

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1-3/4''/44.45

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2''/50.08

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2-1/2''/63.50

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3''/76.20

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3-1/2''/88.90

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4''/100.8

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4-1/2''/114.3

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5''/127

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5-1/2''/139.7

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49 不銹鋼螺絲螺帽