Mr Bolt and Nut

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Fax : +27 (021) 511 4528

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Mr Bolt and Nut Blog

Measuring the length of a bolt or a screw

The length of a bolt or a screw is measured from the point at which the head sits flat with the material surface up until the tip of the threads. Read more

Measuring the diameter of a bolt or a screw

Measure the threaded part on the outside of the threads using a Vernier caliper if possible, and clamping the calipers against the outside of the threads. Read more

Stainless Steel Fasteners - Some things you probably didn't know

When you need to buy stainless steel fasteners, itis a good idea to know as much as you can about them to help you make the right choice for your project or intended application. This is important since it makes it easier for you to understand what you can expect out of them. So rather than the risk of wasting money or advising a customer incorrectly, read on, particularly if the intended use is for the long term. Read more

Titanium Bolts, Nuts, Screws and Washers

Titanium fasteners are strong, lightweight, and corrosion resistant. They are critical to many industries including Chlor-Alkali, Marine, Off-shore Oil and Gas, Desalination, Medical, and Pulp and Paper to name a few. Grade 2 and 5 are the most commonly used grades of titanium screws. Read more

A Brief History of Fasteners

Most people use fasteners without giving a second thought as to how they came about, and what they were used for in the past. In fact, most people imagine that fasteners are a very recent invention. At first glance, a bolt may seem like a very simple item that holds things together. But dig a bit deeper and you’ll realise there’s more behind seemingly insignificant bolts and screws than first meets the eye. Read more