Hex Bolt Head Size Chart

Diameter Head Size
5/16″
1/2″
3/8″ 9/16″
7/16″ 5/8″
1/2″ 3/4″

Besides, How are wrench sizes measured?

Usually, standard wrenches are measured by their spanner dimension. For example, a 2-inch standard wrench will measure 2 inches from parallel flat sides on the hexagonal wrench head.

Keeping this in mind, What is bigger 5/16 or M8? Well, quick answer is no. They are not the same and they are not interchangeable, although they can work under certain circumstances. The most important part is understanding the meaning of M8 and 5/16 to refer to the size of a metric screw or bolt, so then we can see why they aren’t the same thing!

Are bolts measured by head size?

As a general rule, the length of fasteners is measured from the surface of the material, to the end of the fastener. For fasteners where the head usually sits above the surface such as hex bolts and pan head screws, the measurement is from directly under the head to the end of the fastener.

What size bolt is between 1/4 and 5 16?

Metric / Standard Wrench Conversion Chart

Bolt Diameter Metric Standard
1/8″ 8mm 5/16″
3/16″ 10mm 3/8″
1/4″
11mm
7/16″
5/16″ 13mm 1/2″


9 avr. 2020

What size bolt does a 1/2 inch wrench fit?

US Bolt Head/Wrench Size

Bolt Diameter Head and Wrench Size
Hex Bolt – Lag Bolt – Square Bolt Heavy Hex Bolt
1/2″
3/4″

7/8″
9/16″ 13/16″
5/8″ 15/16″ 1-1/16″

What size bolt takes a 1 1 8 wrench?

Hex Bolt, Lag Bolt, Square Bolt and Heavy Hex Bolt

US Bolts
Bolt Diameter (in) Head and Wrench Size (in)
7/8 1 5/16 1 7/16
1 1 1/2 1 5/8
1 1/8
1 11/16

1 -3/4

How do you read socket sizes?


Socket set sizes

  1. The size of the drive socket (the part that attaches to the socket wrench). These are always given in imperial measurements, and will usually be either 1/4″, 3/8″, 1/2″, 3/4″ or 1″.
  2. The size of the socket head (the part that fits over or into a fastener).

What is M8 size?

Metric clearance and tapping drill hole sizes.

Size Clearance Hole mm Tapping Drill (std Pitch)
M5 5.5 4.2 mm
M6 6.5 5.0 mm
M8 9
6.75 mm
M10 11 8.5 mm


19 juin 2020

What size is M8 in inches?

Tap size Basic major dia (mm) Basic major dia (inch)
M5 x 0.8 5mm .1969
M6 x 1 6mm .2362
M8 x

1.25

8mm
.3150
M8 x 1 8mm .3150

What size are M8 bolts?

Dimensions for DIN931 Hex Head Bolt

Diameter (d) Pitch Across Flats (s)
M7 1.0mm 11mm
M8 1.25mm
13mm
M10 1.5mm 17mm
M12 1.75mm 19mm

How do you measure bolt head size?

For fasteners where the head usually sits above the surface, the measurement is from directly under the head to the end of the fastener. For fasteners that are designed to be countersunk, the measurement is made from the point on the head where the surface of the material is, to the end of the fastener.

How do I know what size bolt I need?


How to Measure the Size of a Bolt

  1. Step 1: Measure the shank’s diameter. The shaft of the bolt is called the shank, and its diameter is the first dimension used to describe a bolt size. …
  2. Step 2: Determine the thread pitch. …
  3. Step 3: Measure the length of the shank. …
  4. Step 6: Measure the length of the threaded portion of the bolt.

What is the metric equivalent of 5 16?

Standard / Metric Wrench Conversion Chart

Bolt Diameter Standard Metric
1/8″ 5/16″
8mm
3/16″ 3/8″ 10mm
1/4″ 7/16″ 11mm
5/16″ 1/2″ 13mm


26 août 2019

What are standard bolt sizes?

US Standard Thread Length for Bolts

Bolt Diameter Standard Thread Length (in.) *
Bolts 6 inches and shorter Bolts longer than 6 inches
5/8″ 1-1/2″ 1-3/4″
3/4″ 1-3/4″ 2″
7/8″ 2″ 2-1/4″

How many mm is 5/16 inches?

Conversion table inches to mm

Dimensions — Inches to Metric
0.313” 5/16”
7.95 mm
0.375” 3/8” 9.53 mm
0.438” 7/16” 11.13 mm
0.500” 1/2” 12.70 mm

Is the diameter of a bolt the same as the wrench size?

When ordering a bolt you will need to determine. bolt​ diameter, thread​ pitch, and bolt length. … Technician A says that the diameter of a bolt is the same as the wrench size used to remove or install the fastener.

How do you measure a bolt head for a wrench?

Multiply the first number which is the bolt size in inches or millimeters, by 1.5 using a pocket calculator, if necessary. For example, for the numbers in Step 1, 1/2 x 1.5 = . 75 or 3/4, which is the wrench size needed for this standard-sized bolt.

How do I know what size nut I need for a bolt?

To measure the diameter of screws and bolts, you measure the distance from the outer thread on one side to the outer thread on the other side. This is called the major diameter and will usually be the proper size of the bolt.

What size is a #10 bolt?

Bolt Thread Sizes

Size Nominal (Major) Diameter [in] Coarse Thread (UNC)
Threads Per Inch
#8 0.1640 32
#10
0.1900

24
1/4″ 0.2500 20

What do socket sizes mean?

Socket sizes are determined by the size of the socket head and the size of the drive socket. An example of a typical socket size is a 13mm socket with ¼” drive. Although socket heads are available in both metric and imperial sizes, the ‘drive socket’ size of a socket is always imperial.

What size is a 5/8 socket in MM?

Metric / Standard Wrench Conversion Chart

Bolt Diameter Metric Standard
7/16″
16mm
5/8″
1/2″ 19mm 3/4″
9/16″ 21mm 13/16″
22mm 7/8″


9 avr. 2020

What is a 15 32 socket?

SAE to Metric Conversion Chart

SAE Metric Inch
13/32″ 0.406
11mm 0.433
7/16″ 0.438
15/32″
0.469


29 avr. 2020