The Black Finish 40mm 4-Digit Combination Padlock by Master Lock (model 7640EURDBLK) is a dependable, easy-to-use security padlock for everyday personal and professional use. It has a solid aluminium body with a durable black coating to resist wear and light corrosion. The chrome-plated steel shackle is 27mm high (1.06 inches) and 6mm in diameter, giving a good balance of strength and practicality for daily locking tasks. The 4-digit resettable mechanism provides simple, keyless operation and allows you to set your own code. Designed for locking lockers, toolboxes, storage boxes and cupboards, it is well suited to workplaces, schools, gyms and site environments where quick access and reliable security are both important.
Key Features:
– Solid aluminium 40mm body with hard-wearing black finish for long service life
– Chrome-plated steel shackle, 27mm (1.06 inches) high and 6mm diameter, for reliable cut and pull resistance
– 4-digit resettable combination with 10,000 code options for better security control
– Keyless design; no reset key required to change the code, reducing parts to manage
– Smooth dial action and clear number wheels for quick setting and operation
– Suited to frequent use on lockers, tool chests and storage cabinets
– Compact and lightweight for everyday carry without compromising robustness
– Master Lock build quality with Lifetime Warranty against mechanical failure for peace of mind
Typical Applications:
Ideal for securing workplace, school or gym lockers; toolboxes and site boxes; storage cupboards and cabinets; utility rooms and cellars. Also suitable for securing hasp-and-staple fittings on small gates or storage units where a compact, keyless padlock is preferred.
Also known as:
4-dial padlock, coded padlock, resettable number padlock, numerical code lock, code-operated padlock, number-dial padlock, digit-code padlock, security code padlock.
Product Specifications
| L&S Part No. | MLK7640BLK |
|---|---|
| Manufacturer | Master Lock |
| OEM No. | MLK7640BLK |
| Unit of Sale | 1 |
| Size | 140mm 30mm 90mm |





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