Padlocks Technical Advice Centre

This this 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:

How to keep your keys safe when stored outside your home or car.

There are times when you need to leave a spare key to allow visitor access. Gone are the days where you can simply pop a spare key under the flowerpot or doormat. Instead you could install the Masterlock key safe which is available in both small and large sizes. This simple box can easily be […]

Which hasp and staple fitting will go with my padlock?

I am buying a new padlock and need the fitting to go with it but I am not sure how to tell which one will fit. Is there a way I can see which one should be suitable? There are a couple of things to think about when selecting the fittings and this will largely […]

Is there an outdoor combination padlock I can use by the sea?

We have some wooden storage bins that site visitors can use to dispose of their rubbish. The inner bins need to be accessed to be emptied but we need to be able to secure them at other times. As we have a number of staff that might need access we would need prefer to have […]

Do you have a combination padlock for a gym locker?

I am joining the gym this month and I need to take in my own padlock for the locker. They have said that a 30 or 40mm padlock is fine but I am not sure what this means. I would rather not have one with a key as sometimes I have a swim or sauna […]

Can we get a weatherproof combination padlock for the storage boxes on our boat?

We have some storage boxes on the roof of our narrowboat which are used for items we do not need everyday. Although it does not need to be high security, we do need to lock them off, especially when we are away from the boat. We really want to avoid having keys if we can […]

Do you have an outdoor combination padlock with an override key?

Do you have a heavy duty outdoor combination padlock that I can override with a key? I have a lot of people who need to have access for a set period of time but then the group changes. I do not want them to be able to change the code whilst they are using the […]

Combination Padlock Independent Testing

The team at, respected magazine, Practical Boat Owner (PBO), have done some independent testing on combination padlocks that feature in their August 2017 edition. They put eight different combination padlocks in a salt water corrosion tank which sprays a fine mist of warm salty water over the padlocks every hour for a month. This would […]

Are combination padlocks as good as those with keys?

The simple answer is no. The mechanism of a combination padlock is such that it cannot be as strong as a keyed padlock. A combination padlock can also be cracked over time simply be trying each code in turn. Rarely will an insurance company cover you when using a combination padlock. They are however hugely […]

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 […]