7 8 Bolt Wrench Size

At that place are several types of wrenches, each with its own purpose. Wrenches come in different shapes and sizes.

Some wrenches are designed specifically for automotive applications, while others are meant for general household uses.

Luckily, as you're non considering unlike ratchet drive sizes, the correct size of wrench you lot should be using is slightly easier to figure out.

Wrench sets will have a number of different sizes within them, so you won't necessarily accept to purchase more wrenches that aren't in your toolbox.

Today nosotros'll exist looking at wrench sizing and how you go about working all of these numbers and messages out.

How Wrenches Are Sized

There are two different methods of sizing wrenches – the standard method (SAE) and the metric sizing. In wrench sets, they volition be all positioned in order from smallest size to largest.

SAE and metric nuts and bolts will need to be used with the corresponding wrench sizes. For instance, an SAE nut volition need to be used with an SAE wrench to ensure that you get the right fit.

Similarly, a metric commodities should be used with a metric-sized wrench.

Alternatively, you tin use a wrench sizing chart to convert SAE sizes to metric sizes, and vice versa.

This means that yous'll be able to employ SAE and metric wrenches interchangeably with most kinds of nuts and bolts.

Wrench Sizes In Club

Standard sizing in America are as follows: five/8, nineteen/32, 9/16, 1/ii, 7/sixteen, iii/8, 11/32, v/16, 9/32, 1/4, 7/32, 3/16, five/32, and 1/viii. These are set out from the smallest wrench to the largest, and you will exist able to buy these wrenches individually or in wretch sets.

Wrench Size Chart

Beneath is the wrench size chart for both SAE and metric sizes. You lot can use this to convert wrench sizes from one way of measuring it to another.

The commodities diameter is another term for the amount of infinite between the two prongs of a wrench. This bore volition exist the same as the nut or commodities that it can be used with. Use this to piece of work out which nut and commodities the wrench can be used with.

Bolt Diameter	Metric Wrench Size	Standard Wrench Size (SAE)
1/8″	8 mm	5/16″
three/16″	10 mm	iii/viii″
1/four″	eleven mm	7/16″
v/16″	xiii mm	ane/2″
3/8″	14 mm	nine/xvi″
7/16″	16 mm	5/eight″
ane/two″	19 mm	3/four″
9/16″	21 mm	13/16″
	22 mm	7/viii″
5/viii″	24 mm	15/xvi″
	25 mm	1″
three/4″	29 mm	1-1/eight″
	32 mm	1-1/4″
seven/viii″	34 mm	one-v/16″
	35 mm	ane-3/8″
one″	38 mm	1-1/ii″
	41 mm	1-5/8″
one-1/8″	43 mm	1-11/16″
	45 mm	1-3/4″
1-ane/4″	48 mm	one-vii/viii″
1-3/8″	51 mm	2″
1-one/2″	57 mm	2-i/4″
1-v/8″	64 mm	2-1/2″
ane-three/4″	67 mm	2-v/eight″
	70 mm	ii-iii/iv″
1-seven/8″	75 mm	2-15/16″
	76 mm	3″
2″	lxxx mm	3-ane/viii″
	83 mm	three-i/4″
two-1/4″	89 mm	3-one/2″
	95 mm	iii-3/4″
2-1/2″	99 mm	3-7/8″
	102 mm	iv″
2-3/4″	108 mm	4-i/four″
	114 mm	4-ane/2″
3″	118 mm	4-5/eight″
3-1/4″	127 mm	5″
3-1/two″	137 mm	five-iii/8″
	140 mm	five-1/2″
three-3/iv″	146 mm	5-iii/four″
	152 mm	vi″
	165 mm	half dozen-i/ii″
	178 mm	7″

Wrenches According To Socket Sizes

Now that you accept the conversion chart for your wrench sizes, permit's take a deeper expect into standard sizing.

This is the most common sizing that modern wrenches are made under, so it makes sense to have as much information on this sizing as possible.

Beneath is a tabular array of SAE socket sizes. These refer to SAE tools, sockets, and bolts.

SAE Socket Sizes
one/iv" Drive	iii/8" Drive	1/2" Drive	3/four" Drives	1" Drives
five/32″	one/4″	3/8″	7/8″	1-5/8″
3/16″	5/xvi″	7/xvi″	fifteen/16″	1-11/sixteen″
7/32″	3/8″	1/ii″	1″	1-3/4″
1/four″	seven/16″	9/16″	ane-ane/16″	1-13/16″
9/32″	ane/2″	19/32″	i-1/8″	1-seven/viii″
five/16″	ix/16″	5/viii″	1-3/sixteen″	ii″
11/32″	5/eight″	21/32″	1-ane/iv″	2-one/viii″
3/viii″	11/sixteen″	11/xvi″	ane-5/sixteen″	two-3/xvi″
7/16″	3/4″	three/4″	1-3/8″	two-1/four″
one/two″	13/16″	25/32″	1-7/16″	two-iii/8″
9/16″	7/8″	13/16″	i-1/ii″	ii-i/2″
	15/sixteen″	vii/8″	i-5/8″	2-v/viii″
	one″	xv/xvi″	1-11/16″	2-3/iv″
		ane″	1-3/4″	2-15/16″
		1-1/xvi″	1-xiii/sixteen″	iii″
		1-1/8"	1-7/8"	3-1/8"
		i-3/16″	2″
		1-1/iv"	2-1/viii"
		1-1/2″	2-3/xvi″
			2-ane/four"

Converting SAE Sizes To Metric Sizes

If you lot need to convert metric sizes from standard sizing, yous tin can use the chart below to assistance with that.

Comport in mind that metric sizes don't always relate completely to regal sizes, but in that location are different socket sizes from both methods of sizing that correlate quite closely to one another.

When converting SAE sizes to metric sizes, you will demand to convert them between inches and millimeters. This chart can help you to convert sizes in regard to wrenches, sockets, and other tools too.

Standard To Metric Sizing Conversions
SAE Sizes	Metric Sizes	Similar Socket Sizes
5/32"	iv mm	5/32" and iv mm are almost the aforementioned
	4.5 mm
three/sixteen"
	5 mm
	5.5 mm
7/32"
	6 mm
1/four"
	6.5 mm
	seven mm
9/32"
five/sixteen"		five/16" and 8 mm are almost the aforementioned
	viii mm
11/32"
	nine mm
three/viii"
	10 mm
13/32"
	11 mm	vii/xvi" and xi mm are almost the aforementioned
7/xvi"
15/32"		15/32" and 12 mm are almost the aforementioned
	12 mm
ane/2"
	13 mm
17/32"
	14 mm
9/16"
	15 mm	xix/32" and 15 mm are almost the same
19/32"
5/viii"
	sixteen mm
21/32"
	17 mm
xi/16"
	18 mm
23/32"	19 mm	3/4" and nineteen mm are most the same
3/4"
25/32"
	20 mm
13/16"
	21 mm
27/32"
	22 mm
7/8"
	23 mm	29/32" and 23 mm are virtually the same
29/32"
15/xvi"
	24 mm
1"

Summary

We hope that our article today has been of use to y'all. Call up to bookmark this page and come back to it any fourth dimension that you lot need to piece of work out a conversion for your wrenches, sockets, or other tools.

Dissimilar methods of sizing tin be frustrating and annoying to people who are just trying to become a job done, but nosotros hope that our charts today tin be helpful with that moving forward.