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Metric Hex Bolt And Set
Hex Bolt And Hex Set Products
Hex bolts (Partially threaded) and Hex set bolts (Fully threaded). Available in steel grade 8.8, steel grade 10.9 and stainless steel A-2 (18-8). Available in coarse, medium and fine pitch threads.
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Thread
diameter mm
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Thread Pitch
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Standard coarse thread
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Medium fine
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Extra or Super Fine
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Japanese Standard JIS
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2
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.4
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-
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-
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.4
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2.5
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.45
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-
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-
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.45
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3
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.5
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-
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-
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.5
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4
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.7
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-
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-
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.7
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5
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.8
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-
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-
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.8
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6
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1.0
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.8
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-
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1.0
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7
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1.0
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-
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-
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1.0
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8
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1.25
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1
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-
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1.0
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10
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1.5
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1.25
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1
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1.25
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12
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1.75
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1.5
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1.25
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1.25
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14
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2
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1.5
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-
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1.5
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16
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2
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1.5
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-
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1.5
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18
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2.5
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1.5
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-
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1.5
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20
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2.5
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1.5
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-
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1.5
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Thread
diameter mm
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Standard thead length mm*
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Bolts 125mm and shorter
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Bolts longer than 125mm
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3
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12
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-
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4
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14
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-
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5
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16
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22
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6
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18
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24
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7
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20
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26
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8
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22
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28
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10
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26
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32
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12
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30
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36
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14
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34
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40
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16
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38
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44
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18
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42
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48
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20
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46
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52
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* Warning: Some bolts may vary from the standard thread length.
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Metric hexagon set bolts
Hex set bolt
A full thread bolt has threads all the way up to the hex head.
Stainless steel
A-2 stainless is equivalent to 18-8 stainless. It is an alloy with high corrosion resistance and is the material of choice for most exterior and marine applications.
Steel 8.8 grade (HT) High tensile
Made from medium carbon steel available zinc plated. Best for general use. Steel 10.9 grade
Made from alloy steel quenched, tempered, available zinc plated. Often used for automotive use and other areas where high strength is needed.
Metric hexagon bolts
Metric hex bolts
A partialially threaded bolt has a hex head and a smooth shoulder area between the standard amount of threading. Available in coarse, medium and fine pitch threads.
Stainless Steel
A-2 stainless is equivalent to 18-8 stainless. It is an alloy with high corrosion resistance and is the material of choice for most exterior and marine applications
Steel 8.8 grade (HT) High tensile
Made from medium carbon steel available zinc plated. Best for general use.
Steel 10.9 grade
Made from alloy steel quenched, tempered, available zinc plated. Often used for automotive use and other areas where high strength is needed.
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