Home improvement security for sheds, trailers and storage units, designed to resist cutting and weather. Master Lock High Security Padlock brings a long shackle and a set-your-own four-digit combination for key-free access, handy when wearing gloves or working in low light. Does the combination approach match your security needs?
⚡ At a Glance
- • Security Features: Octagonal boron-carbide shackle with roller pin locking and 4-digit user-set combination
- • Best for: Owners of sheds, storage units, trailers and vans needing robust key-free outdoor security
- • Not ideal for: Sites that require electronic access control or keyed master-lock systems
Zinc-bodied combination padlock with weatherproof elements and a long shackle for versatile outdoor use. Hinged dial cover and shackle seal reduce water ingress while the boron-carbide shackle increases resistance to cutting.
Keyless Convenience - With set-your-own four-digit combination
Four adjustable digits allow 10,000 possible combinations and large ergonomic dials include an exclusive blind dial feature for operation with gloves or in low light. The hinged dial cover protects the numbers and helps keep the mechanism clear of debris.
No keys to lose and straightforward access even when wearing gloves or during darkness, useful for frequent users of storage units and trailers.
Cut-Resistant Security - Thanks to Tough-Cut octagonal boron-carbide shackle
Tough-Cut octagonal boron-carbide shackle is stated to be 50 percent harder than hardened steel and uses roller pin locking to resist picking and prying. The shape and material increase resistance to bolt cutters.
Greater protection against cutting and forced entry makes it suitable for securing gates, trailers and outdoor storage where tamper resistance matters.
Weatherproof Durability - With hinged dial cover and shackle seal
Zinc body construction combined with a hinged dial cover, shackle seal and reinforced body bumper helps limit the effects of rain and dirt on the locking mechanism. Design details reduce corrosion and surface damage.
Keeps the locking mechanism working reliably in wet conditions and reduces cosmetic wear, extending usable life in outdoor environments.
✨ The 4 Key Reasons for Master Lock High Security Padlock
- Long shackle - Allows access around bulky fittings and wider gate hasps
- Blind dial operation - Set and open combination even with gloves or low light
- Weatherproof seals - Protects dial and locking mechanism from rain and dirt
- Boron-carbide shackle - Offers increased cut resistance compared with standard hardened shackle
📋 Technical Details at a Glance
- Category: Padlock
- Material: Zinc body
- Lock type: Combination
- Security level: 9/10
- Combination: Set-your-own four-digit, 10,000 possible combinations
❓ Frequently Asked Questions
Q: Is the padlock suitable for outdoor use?
A: Yes. Descriptions specify indoor and outdoor use with a zinc body, hinged dial cover and shackle seal to improve weather protection.
Q: How many combinations are available and can I set my own code?
A: The lock uses a set-your-own four-digit combination, giving 10,000 possible combinations that can be personalised.
Q: Is the shackle resistant to cutting or forced entry?
A: The shackle is Tough-Cut octagonal boron-carbide, described as 50 percent harder than hardened steel, and uses roller pin locking to increase resistance to cutting and prying.
🏆 Our Verdict
The Master Lock High Security Padlock suits owners of sheds, trailers and storage units who want robust, key-free outdoor security. The combination of a long shackle, boron-carbide Tough-Cut shackle and weatherproof design delivers higher resistance to cutting and reliable access in poor conditions. Limited lifetime guarantee supports long-term value for regular outdoor use.
