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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 outdoor combination padlock can also open with a key?

We are often asked for an outdoor combination padlock that can also be opened with a key. Currently, the combination padlocks with override keys are generally made for use indoors. A very handy solution to this dilemma is to have a keyed padlock and use a combination lockbox to store the key. This allows you […]

What is the best padlock for a tool box?

We tend to find people prefer combination padlocks to secure their tool box as this helps avoid losing keys when on-site or in a workshop. The lightweight aluminium padlocks of Abus 145 series are an ideal choice since they add very little extra weight to sometimes already heavy tool box. The Abus 145 series is […]

What are your most popular padlocks?

I see you have a lot of padlocks on your site. Do you have a selection of the best or most popular ones. I think the best way to get a good product is often to just buy the most poplar ones. Chris A, London I think you are right mostly but not always. That […]

Best hasp for my garage door?

“Can you please advise which hasp and staple I am best to keep for securing my garage?” Sarah Answer: The bottom hasp is better The top hasp is the type of thing you get from an iron mongers and will be ok. However, there are a number of reasons it will not be as good […]

What type / size bolt holds in a padlock cylinder?

The cylinder just dropped out of my padlock and the screw that retains the cylinder fell on the floor and I lost it. What size do I need to replace it? Answer: 5mm Countersunk M4 Bolt (in most padlocks) Occasionally we get questions on the bolt that holds a cylinder into a lock. This is […]

Stainless VS. Hardened Padlocks

What is the difference between a padlock that uses a steel shackle and one that uses a stainless steel shackle. You sell normal brass padlocks and a marine grade brass padlocks. They look the same but what is the difference? Yes in many of our locks we sell the standard and marine versions. As you […]

Is graphite powder a good lubricant for padlocks?

You published a video on YouTube for lubricating padlocks. You do not mention graphite powder. Do you recommend this? Dan Hunt, London Good question. Graphite powder is a good lubricant especially in cold weather as it works well to prevent a lock from freezing. However, in the UK it is very humid even when cold. […]

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 […]

Can the shackle be completely removed from a Granit padlock?

We have bought a number of Granit Padlocks for shipping containers and they have lock boxes enclosing the padlock. Is it possible to remove the shackle to make it easier to fit the lock? Anonymous Customer Granit locks are very popular for shipping containers for this very reason. The lock uses a ball bearing to […]

What is the best lubricant for a padlock?

This is a very common question and often the mostly commonly used type, WD40, is the wrong choice. I’d be rich by now if I had £1 for every time a customer had told me their lock was still sticky only after a month of using WD40. The problem is that it simply drains out […]