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Our Laminated Steel Series Padlocks Section Offers Laminate Padlocks Available In All W1 Key Numbers. The Master Lock Pro Series, Undoubtablly the Most Popular Keyed Padlocks In Master's Catalog, Are Made Of Layers of Hardened Steel for Durability and Strength. Master's Line Of Steel Laminated Padlocks - Which Offers Moderate Security - Works Best In Residential and Light-Duty Commercial Applications, Such as Storage Units, Sheds & Toolboxes.

The Following 4-Pin W1 Key Ranges Are Available For All Listed Master Lock Laminated Steel Locks: 1KA, 1KALF, 1KALJ, 1KALN, 3KA, 3KALF, 3KALH, 5KA, 5KALF, 5KALJ, 312KA, 312KALH, 315KA, 315KALH, 443KA & 443KALE:

    - Key Range 1: 2001 - 2997

    - Key Range 2: X2000 - X2998

    - Key Range 3: 0301 - 0950

    - Key Range 4: 3030 - 3999 

    - Key Range 5: A101 - A2084

For More Information On How To Find Your Existing Key Number And Order The Correct Key Number, Please Read Our Most Recent Blog On Finding The Right Master Lock Keys.

Master Lock Laminated Steel Series Padlocks

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