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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:

Welcome to the new high security marine grade padlock!

Abus have introduced a fully marine grade high security padlock into the Granit range. The Abus 37ST/55 is constructed with a 12mm shackle and large body in stainless steel, along with inner components made from non-corrosive materials. Stainless steel is known to be a softer metal than hardened steel but Abus have brought both strength […]

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 […]

We need different levels of high security padlocks. Is this something you can do?

We need a couple of different sized padlocks but we are not sure which will suit us best. For some of our sites we need the highest security you have but there is also a number of places where security is required but not quite at the same level. Also, for the highest security padlock, […]

How do you get locks keyed alike for multiple access points?

Where you have multiple access points to one site we can supply a set of padlocks all keyed the same so one key will open any of the padlocks in the suite. This is ideal if you have a large site with a number of access points where visitors can use any of the gates. […]

What is the best long padlock to lock my diesel tank?

The best way lock off Diesel bowsers, which are basically diesel tanks on a trailer, is an outdoor padlock with a long enough loop to secure it but without it being too long so that it gets in the way of other fittings. The padlock shackle generally needs to be a minimum inner height of […]

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 […]

Padlock for shutter control panel?

I have just installed a cover over our control panel for our security shutters. Out insurance company have requested that we lock this security cover with a padlock conforming to BS EN 12320 CEN Security Grade 4 or LPs1654 Grade 2+. Can you recommend a padlock that will conform to their requirements? Thank you for […]

What is the best padlock for a shipping container?

Q: We have a shipping container with an enclosed lock box on the front which makes it difficult to get a big padlock up inside and locked onto the metal ring. Is there a good solution? A: We get this question a lot since containers are being used more and more for work site and […]

What is the best type of chain for a closed shackle padlock?

A closed shackle padlock offers a lot more protection from bolt cutter and saw attacks but it does restrict the space for any fittings. However, this does not mean you cannot use a chain. You need a good quality hardened steel chain which comes with one of the end links longer than the other. This […]

Double locking = Twice the security

This is a Squire CP60 padlock and on the face of it is just a fairly standard open shackle padlock. However, there is a feature within this lock which makes it significantly better. This goes for all padlock that use double ball bearing locking. Padlocks shackles (U bar) are usually secured into the body 1 […]