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Millimeter to Inch Conversion Chart
(25.4mm = 1″) |
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mm
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Approximate Inches
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Common Conversion
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Decimal
(rounded) |
Nearest 1/32″
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1 mm
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just over 1/32″
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0.039″
|
1/32
|
|
1.5 mm
|
just under 1/16″
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0.059″
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2/32
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2 mm
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just over 1/16″
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0.079″
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3/32
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2.5 mm
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approx. 3/32″
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0.098″
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3/32
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3 mm
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just under 1/8″
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0.118″
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4/32
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3.5 mm
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approx. 1/8″
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0.138″
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4/32
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4 mm
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just over 1/8″
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0.157″
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5/32
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4.5 mm
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approx. 3/16″
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0.177″
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6/32
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5 mm
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approx. 3/16″
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0.197″
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6/32
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5.5 mm
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just under 1/4″
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0.217″
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7/32
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6 mm
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just under 1/4″
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0.236″
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8/32
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6.5 mm
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approx. 1/4″
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0.256″
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8/32
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7 mm
|
just over 1/4″
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0.276″
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9/32
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7.5 mm
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just under 5/16″
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0.295″
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9/32
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8 mm
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approx. 5/16″
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0.315″
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10/32
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8.5 mm
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approx. 1/3″
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0.335″
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11/32
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9 mm
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just under 3/8″
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0.354″
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11/32
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9.5 mm
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approx. 3/8″
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0.374″
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12/32
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10 mm
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approx. 3/8″
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0.394″
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13/32
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10.5 mm
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just over 3/8″
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0.413″
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13/32
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11 mm
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approx. 7/16″
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0.433″
|
14/32
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11.5 mm
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just over 7/16″
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0.453″
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14/32
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12 mm
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just under 1/2″
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0.472″
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15/32
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12.5 mm
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approx. 1/2″
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0.492″
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16/32
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13 mm
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approx. 1/2″
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0.512″
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16/32
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13.5 mm
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just over 1/2″
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0.531″
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17/32
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14 mm
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just under 9/16″
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0.551″
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18/32
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14.5 mm
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approx. 9/16″
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0.571″
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18/32
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15 mm
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just under 5/8″
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0.591″
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19/32
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15.5 mm
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just under 5/8″
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0.610″
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20/32
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16 mm
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approx. 5/8″
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0.630″
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20/32
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16.5 mm
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just over 5/8″
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0.650″
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21/32
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17 mm
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just under 11/16″
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0.669″
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21/32
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17.5 mm
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approx. 11/16″
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0.689″
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22/32
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18 mm
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just under 3/4″
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0.709″
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23/32
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18.5 mm
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approx. 3/4″
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0.728″
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23/32
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19 mm
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approx. 3/4″
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0.748″
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24/32
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19.5 mm
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approx. 3/4″
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0.768″
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25/32
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20 mm
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just over 3/4″
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0.787″
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25/32
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20.5 mm
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approx. 13/16″
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0.807″
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26/32
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21 mm
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just over 13/16″
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0.827″
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26/32
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21.5 mm
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just under 7/8″
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0.846″
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27/32
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22 mm
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approx. 7/8″
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0.866″
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28/32
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22.5 mm
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approx. 7/8″
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0.886″
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28/32
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23 mm
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just over 7/8″
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0.906″
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29/32
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23.5 mm
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just under 15/16″
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0.925″
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30/32
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24 mm
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approx. 15/16″
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0.945″
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30/32
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24.5 mm
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approx. 31/32″
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0.965″
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31/32
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25 mm
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just under 1″
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0.984″
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31/32
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25.5 mm
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approx. 1″
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1.004″
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32/32
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26 mm
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just over 1″
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1.024″
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1 1/32
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26.5 mm
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just under 1 1/16″
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1.043″
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1 1/32
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27 mm
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approx. 1 1/16″
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1.063″
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1 2/32
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27.5 mm
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just under 1 1/8″
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1.083″
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1 3/32
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28 mm
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just under 1 1/8″
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1.102″
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1 3/32
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28.5 mm
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approx. 1 1/8″
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1.122″
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1 4/32
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29 mm
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approx. 1 1/8″
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1.142″
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1 5/32
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29.5 mm
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approx. 1 5/32″
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1.161″
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1 5/32
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30 mm
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just under 1 3/16″
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1.181″
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1 6/32
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Millimeter to Inch Conversion Chart
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