Screws - Frequently Asked Questions

This section of our guides and tips hubs contains answers to many of the questions we are often asked about our range of screws, whether they be about woodscrews, coach screws or any other kind of screw. If you have a question that you can't find the answer to in this section, please don't hesitate to get in contact with us!

Which plugs go best with coach screws?

A coach screw is a hexagonal headed (hex) heavy-duty woodscrew, generally used to fasten heavy timber into position. But what plug is best used in combination?

My Fastener has an Unusual Head - How Do I Remove It?

If you have found a screw with an unusual head then it’s likely that you have come across a security screw. Take a look at how's best to remove it.

What is the Difference Between A2 and A4 Stainless Steel?

Stainless steel comes in different varieties, commonly referred to as grades. The most common grades that we come across in the fasteners industry are called A2 and A4. Find out more.

What is European Standard EN 10204 3.1?

EN 10204 3.1 is an engineering standard. Sometimes referred to as a 3.1 certificate, it confirms that the product being manufactured is fully compliant. Find out more.

How is the Length of a Screw Measured?

This is one of our most commonly asked questions. Remember these two rules and you won’t be disappointed!

What Drill Size Should I Use For Self Tappers

Self tapping screws, usually referred to as self tappers, are screws for use when fastening to metal or plastic. Find out what size they should be.

What Size Screws are Used in Electrical Sockets and Light Switches?

Need to know what size screws are used in electrical sockets and light switches? Find out here.

What's the difference between a Phillips and a Pozidriv head?

One of the most common questions we receive about screw heads is the differences between Phillips & Posidrive. Find out here.

What are the best woodscrews?

Here’s our guide for things to consider when shopping for good quality woodscrews that are value for money!

How to Screw into Concrete

If you would like to learn how to screw into concrete and what you need to use, read our helpful guide.

Which Drywall Screws Should I Use?

In this handy guide, we’ll go over all of the features of a drywall screw that can differ and make them suitable for different applications, so that you’ll have a clearer idea of which type to use for your project!

How Many Drywall Screws Should I Use?

If you’re wondering what the right number of screws is for your drywall installation, then read this quick article to find out!