It is important to have the well suited master 40 mm padlock. Let’s take you step by step, type by type, and find the best master 40mm padlock for you.

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Our Top Picks:

Best Overall: Buy: Master Lock Great Lock READ REVIEW

Best With Great Quality: Buy: Master Lock Gate Lock READ REVIEW

Best With Great Customer Service: Buy: Master Lock One Lock READ REVIEW

Best For Tackle Boxes: Buy: Master 40 Mm Padlock READ REVIEW

Best For The Price: Buy: Master Lock Sturdy Lock READ REVIEW

Best For Heavy Duty: Buy: Master Lock Good Lock READ REVIEW

Best For Outdoor Protection: Buy: Master Lock Quality Lock READ REVIEW

Best For Corrosion Resistance: Buy: Master Lock Keyed Alike Padlock READ REVIEW

Best Overall: Master Lock Great Lock

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We know from years of feedback from readers, amazon sellers, and family and friends what most people want in a padlock. This product is exactly that - it's a simple product that hits all the right notes. The master lock lock is best for gym lockers, is very lightweight, It is good for lighter weight and has a safe design. Make sure this fits by entering your model number. Further, this can be used as a gym lock, providing basic protection and security from theft.

The padlock is good for very light-weight, it is suitable for jewelry boxes and has an ingenious design. And, the padlock is constructed with a pink vinyl-covered aluminum body for scratch and corrosion resistance, hardened steel shackle for cut resistance. Above all, the master lock lock comes with excellent service, is suitable for light duty, It is super secure and has a simple design.

Most buyers found that the padlock had faded in color a bit, but the lock has never failed. And, a few also found that the padlock is great with a little wd40 only once. And, a few strongly agree that the padlock comes with 2 keys which are also bright pink. Therefore, customers were eager to recommend it to friends and families.

• This fits on a keyring nicely.
• This has worked like a charm.
• This can be picked easily and ought not be guarding anything too valuable.
• This works well and is small enough to fit gym lockers and school lockers.

Best With Great Quality: Master Lock Gate Lock

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The Master Lock Gate Lock might be a relatively new release, but it's still nothing short of impressive this year. The master lock gate lock is really nice and it is effective. . And, it makes for nice quality, is inexpensive and it is used for good buy.

Finally, the master lock gate lock can be used as a shed lock, gate lock, and storage locker lock, providing protection and security from theft.

Almost all buyers opine that the padlock is great for practicing lock picking as it is slightly harder to pick than a masterlock #3 for example. Further, they also found that the padlock is great for a lock box, inside a locker, maybe even a light storage unit, with nothing too important in it. Also, they say that this is a great lock for people new to lockpicking to practice on.

• This will only deter basic theft.
• This will keep honest people out, but it's probably more symbolic than functional.
• This is a great lock for a frost-free standing water faucet pump.
• This is compatible with the Pelican 1200 box.

Best With Great Customer Service: Master Lock One Lock

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The Master Lock One Lock is the most convenient product on the market today. The master lock lock is great for garage doors, worked perfectly, It is great for indoors and has a special design. . In addition, it is great for moving, It is made for indoor use and has a clean design.

Above all, the master lock one lock is worth the price, is great for school lockers and it is very solid.

Almost all customers agree that the padlock is perfect for a beginner lockpicker. In addition, a few also found that the padlock was sliced open and maybe somebody removed extra keys. Moreover, they strongly agree that the padlock will get the job done. With no doubts, this padlock passed the test and had very satisfied buyers eager to share their experience.

• Includes one padlock with two keys; made in the USA.
• This will be the easiest way to obtain extras.
• This can be a local ace hardware, true value, home depot, or lowes.
• This is a great way to learn how to single pin pick.

Best For Tackle Boxes: Master 40 Mm Padlock

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The Master 40 Mm Padlock is capable of outshining several other products featured in this list in overall features in its price range. The master40 mm padlock is electrical and it has served its purpose. . Moreover, this makes for nice quality, is portable and it allows for small locks.

Finally, the master40 mmpadlock s good for very high quality, comes with sturdy little locks and it is good for indoor use.

Most buyers find that the padlock is used for backpacks, duffel and sport bags, briefcases and computer bags, cabinets and tackle boxes. In addition, they say that the padlock fits the bill perfectly. Additionally, it is great for rifle cases. In addition, they say that the padlock is a perfect fit for a Pelican 1200 case. In conclusion, most customers call the padlock suits best, and no one questions it.

• These fit like a glove plus they have worked every time.
• A 4-pin cylinder and dual locking lever mechanism provides pick and pry resistance.
• This is best used for backpacks, briefcases, tackle boxes, lockers and storage locks.
• This was perfect and worked like a charm.

Best For The Price: Master Lock Sturdy Lock

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The best part: Master Lock Sturdy Lock costs comparatively little and it is available to ship in 24 hours. The master lock sturdy lock makes for nice quality, is portable, it is for indoors and has a solid design. A 4-pin cylinder helps prevent padlock picking. The master lock 140dlf solid body padlock with key features a 1 - 9/16 in ( 40mm ) wide solid brass lock body that is strong, durable and resists corrosion.

The padlock works great, it is made with good quality and has a special design. Moreover, it comes with little locks, priced right and it is yellow. Above all, the master lock sturdy lock features a durable solid brass body to resist corrosion and a hardened steel shackle for cut resistance.

Most buyers agree that the padlock is a great lock longer for hard to reach doors/places. In addition, they also found that the padlock had a nice extra tall loop. And, they strongly agree that this lock has a longer loop for items that require more space. To sum up, many have used the master lock sturdy lock for more than a few months without letup, and it shows no sign of giving up.

• This is made of hardened steel, offering extra resistance to cutting and sawing.
• This is great for keeping small items secure.
• This serves its purpose, It has shed doors and has a simple design.
• This works for all four and it comes with 4 individual keys.

Best For Heavy Duty: Master Lock Good Lock

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The master lock lock is the most convenient product on the market today. The master lock lock is great for securing and it is tough. . Further, this is different and it makes for a great company.

Most importantly, a Master Lock Good Lock works even better and it does the job.

Almost all buyers quickly discovered that the padlock fits for the intended use, Additionally it is easily picked open. In addition, a few strongly agree that the padlock is built to last a lifetime. And, a few strongly agree that the technical details for this lock say, " 4 pin cylinder helps prevent picking.

• This works for needing a deep lock.
• This can be cut with a bolt cutter.
• This is a lock, not the most safe in the world, but it looks sturdy.
• This features a laminated steel body and a hardened steel shackle for strength and security.

Best For Outdoor Protection: Master Lock Quality Lock

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The Master Lock Quality Lock has killer features for the price point. The master lock quality lock is blue, works very easily and it works great. Covered laminated steel pin tumbler padlock 1 - 9/16"(40 mm ) wide body. Also, it is designed for weather resistance, It is rigid and has an excellent design.

Finally, the master lock quality lock has nice locks, is incredible, It is used for heavy duty locks and has a durable design.

Almost all customers opine that the padlock includes padlocks are nice, but as stated several times, probably only two keys. And, they also found that the padlock come in handy at some point. In addition, a few say that the padlock will even replace a cable/lock cut by tsa.

• This is perfectly fine, it comes with different keys and has a solid design.
• The # 1 selling USA - made lock sold in the world.
• These are heavy, and appear to be in very well bubble pack.
• This works for a variety of uses.

Best For Corrosion Resistance: Master Lock Keyed Alike Padlock

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Best part: master lock key alike padlock costs comparatively little and it is available to ship in 24 hours. The master lock key alike padlock features a solid brass body for durability and corrosion resistance and a hardened steel shackle for extra cut resistance. All master lock padlocks are supplied with a minimum of 2 keys and a lifetime warranty against mechanical failure. The extensive range of brass padlock options means there is a master lock brass padlock for just about any need.

The padlock includes a set of 6 keyed alike padlocks. And, it features a 40mm wide lock body with a 6mm diameter shackle that is 22mm long. Above all, the Master Lock Keyed Alike Padlock has a 4-pin cylinder for increased pick resistance and dual locking levers for added protection from prying and hammering.

In short, at the price, they believe that they got a steal of a deal with it.

• This is tough, it is designed for maximum security and has specifications design.
• Lot of satisfied buyers.