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Padlocks Technical Advice Centre

This is our dedicated help, advice and testing results section for padlocks. Every time we get a good question from a customer, or asked to test a product, then we post the answer or results here. Use the list of Categories or the Search Box below to find the answer you're looking for. Don't worry you can get back to your basket our products by clicking our logo above.

We've also created a concise guide with the most commonly asked questions to download and print here:

Which high security padlocks meet CEN 5/6 insurance ratings?

Squire’s high security Stronghold padlocks head up their CEN rated range meeting CEN 5 or 6 respectively. If you are looking for a high security padlock that meets many insurance company requirements, then the Squire Stronghold range could be just the thing. They are available in key differ or keyed alike options in both the […]

The best way to secure a motorbike with padlock and chain

The best method to secure your motorbike is to combine a number of security measures such as disc locks, security chain and padlock. This can also include the use of a ground anchor when looking for a more permanent security fixture when parked up at home. Your bike may well have come with a steering […]

Which range of high security padlocks cover different needs?

When you have a site that requires high-security padlocks but with different sizes and key options it can be hard to know where to start. Selecting a range of padlocks like the Abus 83 series could be the answer. You know you are getting great quality across all the padlocks and can select the right […]

Can make a standard padlock more secure?

A customer recently asked us if a padlock could be made more secure by adding nuts or washers to the shackle, effectively making a closed shackle padlock. The answers is Yes and No. As seen here we added two stainless nuts to a marine stainless padlock to protect an outboard engine. It clearly does protect […]

What is the best way to prevent losing the padlock shackle?

Many good quality high-security padlocks come with a removable shackle. It is important to prevent the shackle from being lost when the padlock is in operation. There are a number of ways to prevent this loss and the method will depend on whether you have an open or closed shackle padlock. How can I retain […]

What are the different types of padlock?

Padlocks come in many shapes and sizes each with their own properties to increase security, make them more convenient to use or protect them from the weather. Here we explain their merits and what makes them ideal for different situations. The Closed Shackle Padlock A common design is the closed shackle padlock. This means that […]

What is a round disc padlock and when are they best used?

A disc, discus or round padlock is disc-shaped and has a curved shackle that goes right the way around its circumference. Due to their design, they have the status and security rating of a closed shackle padlock. They were initially designed to be used directly in conjunction with a hasp and staple. This means the […]

What is the CEN grade and how does it relate to padlocks?

CEN grade is a testing standard for padlocks and stands for Central European Norm. Major padlock manufacturers came together to devise a testing standard that was relevant to padlocks. Before this testing system was brought in, some insurance companies tried to use the door lock and safe standards but it simply did not work. You […]