How To Read Bolt Size

Carriage Bolt Sizes Chart Threads per Inch Hand Tool Essentials

How To Read Bolt Size. Image courtesy nevada shelby american automobile club looking at these two bolts from afar doesn’t tell you much, as they both look the same size and distance. This corresponds to the first number of the thread size.

Carriage Bolt Sizes Chart Threads per Inch Hand Tool Essentials
Carriage Bolt Sizes Chart Threads per Inch Hand Tool Essentials

The diameter where the thread thickness = the space between threads. In standard bolt size charts, the thread pitch is the number of threads in one inch. Determine the diameter of the bolt by looking at the first number. The bolt body has three dimensions that are essential to any bolt size chart: The largest and most outer diameter of a bolt’s shank. For example, if the metric bolt was m10x1.25×33, it would have a diameter of 10 millimeters. Web choose from our selection of screw size charts, including screw size identifiers, screw, bolt, and nut size identifiers, and more. Determine the distance between threads by looking at the second number. Web you’ll most likely need to know the bolt head diameter to determine the wrench size to tighten or loosen the bolt. In reality however they are very different and cannot be interchanged.

Determine the diameter of the bolt by looking at the first number. Web measure screw diameter, or screw size, by measuring the width of the threaded part of the screw. Image courtesy nevada shelby american automobile club looking at these two bolts from afar doesn’t tell you much, as they both look the same size and distance. In reality however they are very different and cannot be interchanged. Bolt diameter and thread pitch. Web you’ll most likely need to know the bolt head diameter to determine the wrench size to tighten or loosen the bolt. The smallest and most inside diameter of a bolt’s shank. For example, if the metric bolt was m10x1.25×33, it would have a diameter of 10 millimeters. The diameter where the thread thickness = the space between threads. In standard bolt size charts, the thread pitch is the number of threads in one inch. Determine the distance between threads by looking at the second number.