Metric to Inch Conversion Chart (Bolt size)

 

Bolt size  (IN)

A Measure (IN)

Equal

Bolt size  (MM)

A Measure  (MM)

3/8² Bolt

Slot 1/2²

=

M10 Bolt

12 mm Slot

7/16² Bolt

Slot 9/16²

=

M12 Bolt

14 mm Slot

1/2² Bolt

Slot 5/8²

=

M14 Bolt

16 mm Slot

5/8² Bolt

Slot 11/16²

=

M16 Bolt

18 mm Slot

3/4² Bolt

Slot 7/8²

=

M18 Bolt

20 mm Slot

13/16² Bolt

Slot 15/16²

=

M20 Bolt

22 mm Slot

7/8² Bolt

Slot 1²

=

M20 Bolt

M22 Bolt

22 mm Slot

24 mm Slot

1² Bolt

Slot 1 1/8²

=

M24 Bolt

26 mm Slot

 

 

 

 

 

 

 

 

 


 

Metric to Inch Conversion Chart

 

MM

IN

MM

IN

MM

IN

MM

IN

MM

IN

MM

IN

1

0.04

35

1.38

69

2.72

103

4.06

137

5.40

171

6.74

2

0.08

36

1.42

70

2.76

104

4.10

138

5.44

172

6.78

3

0.12

37

1.46

71

2.80

105

4.14

139

5.48

173

6.82

4

0.16

38

1.50

72

2.84

106

4.18

140

5.52

174

6.86

5

0.20

39

1.54

73

2.88

107

4.22

141

5.56

175

6.90

6

0.24

40

1.58

74

2.92

108

4.26

142

5.59

176

6.93

7

0.28

41

1.62

75

2.96

109

4.29

143

5.63

177

6.97

8

0.32

42

1.65

76

2.99

110

4.33

144

5.67

178

7.01

9

0.35

43

1.69

77

3.03

111

4.37

145

5.71

179

7.05

10

0.39

44

1.73

78

3.07

112

4.41

146

5.75

180

7.09

11

0.43

45

1.77

79

3.11

113

4.45

147

5.79

181

7.13

12

0.47

46

1.81

80

3.15

114

4.49

148

5.83

182

7.17

13

0.51

47

1.85

81

3.19

115

4.53

149

5.87

183

7.21