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The Hidden Hero of Fasteners: Friction Every bolt, nut, and screw you’ve ever used has a secret partner in keeping things together — friction.When you tighten a bolt or turn a screw, it’s easy to assume that the threads alone are doing all the work. ..

Got it ???? I can write you a full 2500-word essay on the advantages and disadvantages of using stainless steel fasteners. Since 2500 words is fairly long, I’ll break it into structured sections with headings, so it reads like a proper academic-style..

There are several different forms of flat washers, designated by a letter code from A to G.  Some are only available in a particular finish, but what exactly do the different forms stand for? Simply put, each washer has to have certain dimensions to..

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Metric threads for standard thread bolts. ..

This fasteners basics sheet from bolt depot in the USA covers the basic definitions of standard fastener types. ..

Torx screws have a shape in the head that resembles a six sided star. These allow for a greater torque strength. There is also a security version for secure environments that incorporates a pin in the centre of the star so common drivers will not fit..

Bolts are typically marked on the head to show what grade bolt they are. For a list of the most common grade markings see our Material Grade Identification and Properties Chart. Note that, in addition to the grade marking, many bolts also have a manu..

These charts show the dimensions of a number of the nuts that we currently sell. These dimensions have a tolerance of +/- 1mm. . ..

Except for the very lowest grades metric nuts and bolts all carry identification markings which indicate their strength.  On the head of each bolt there are  two numbers which are separated by a decimal point.  The bolt heads also have a code of norm..

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