Master Lock Key Blanks - Multicolor

These key blanks are specifically designed for use with Master Lock padlocks. They provide a relia...

Best current price£6.73from B&Q

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B&QB&Q - Key Blanks Multi Colour (Km1 Single Keyblank)
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DebenhamsMaster Lock Unisex Multicolor Key Blanks
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Product Information

Full details

Master Lock Key Blanks are essential for locksmiths, property managers, and homeowners looking to create reliable spare keys for their existing Master Lock padlocks. These blanks offer a perfect physical match for factory-standard keyways, ensuring smooth operation and long-term durability. While they provide an excellent solution for redundancy, it is important to note that these blanks require professional key-cutting equipment to function correctly, as they arrive un-cut and ready for customization.

All features

ColourMulticolor
Model Part NumberKm1
BrandMaster Lock

Extended Product Information

FAQs

Can I cut these keys at home?

No, you need specialized key-cutting machinery to create the correct bitting profile on the blank.

Will these work on any padlock?

These are designed specifically for Master Lock padlocks and will not function with other lock brands.

How do I know which blank I need?

Consult your padlock packaging or the Master Lock compatibility chart to match the keyway profile to the blank.

Are these keys prone to rusting?

They are made of durable materials, but like all metal keys, they should be kept dry to maintain peak performance.

What should I do if the cut is incorrect?

If the key fails to operate, return the blank to the professional who cut it so they can verify the bitting depth against the original key.

Troubleshooting

Key does not enter the keyway fully

Verify that the blank matches the specific keyway profile of your padlock model.

Key inserts but does not turn

The cutting depth may be inaccurate. Take the key back to the locksmith for calibration or verification against the original.

Key feels 'sticky' when operating the lock

Ensure there is no metallic burr on the newly cut edges; lightly file the edges or apply dry graphite lubricant.

Pros and Cons

Pros

  • Ensures exact fit for Master Lock systems
  • High-quality, durable metal construction
  • Prevents internal lock cylinder damage
  • Cost-effective solution for creating multiple spares

Cons

  • Requires professional cutting services
  • Cannot be used without specialized equipment
  • Not compatible with non-Master Lock brands

Setup, Compatibility & Care

To ensure success with these blanks, verify that your specific padlock model is compatible with the Master Lock keyway system. Setup involves taking the blank to a hardware store or professional locksmith who has the appropriate cutting machinery. Once cut, the key should be tested in the lock while the padlock shackle is open to ensure no binding occurs. For maintenance, keep the key clean and free of debris. If the lock feels stiff over time, apply a small amount of dry graphite lubricant into the keyway rather than using oil-based sprays which can attract dust.

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