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Master Lock - Padlocks, Locker Locks and Security Hardware
Master Lock is recognized around the world as the authentic, enduring name in padlocks and security products. Since their founding in 1921, they have worked hard to earn and maintain the trust of their customers by delivering on their promise of strength and quality and by continually setting new standards for lock design, application and performance. Master Lock is the oldest of the companies now operating under the Fortune Brands Home & Security umbrella. As the largest global manufacturer and marketer of padlocks, they continue to build their founder’s passion for innovation, quality, and compelling value into their expanding lines of security solutions.
The Master Lock lines we carry offer robust, secure solutions for the education, healthcare, facilities management and corrections markets. They are not limited to padlocks, but also include locker locks, door accessories, key blanks, keying kits, pins, special keys, and tools.

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Master Lock No. 6121NKDLNRED Pro Series Colored Padlocks
SKU # MA/6121NKDLNREDUS$25.51 -
Master Lock No. 6121KDLNRED Pro Series Colored Padlocks
SKU # MA/6121KDLNREDUS$24.73 -
Master Lock 481 OSHA Rotating Gate Valve Lockout
SKU # MA/481US$18.70 -
Master Lock 480 OSHA Rotating Gate Valve Lockout
SKU # MA/480US$12.29 -
US$26.29
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Master Lock No. 6121NKDLJYLW Pro Series Colored Padlocks
SKU # MA/6121NKDLJYLWUS$20.34 -
Master Lock No. 6121KARED Pro Series Colored Padlocks
SKU # MA/6121KAREDUS$18.83 -
Master Lock No. 6121NKALNORJ Pro Series Colored Padlocks
SKU # MA/6121NKALNORJUS$26.26 -
Master Lock No. 6121NKDLNORJ Pro Series Colored Padlocks
SKU # MA/6121NKDLNORJUS$22.54 -
Master Lock No. 6121KDLNORJ Pro Series Colored Padlocks
SKU # MA/6121KDLNORJUS$24.73 -
Master Lock No. 6121NKALJORJ Pro Series Colored Padlocks
SKU # MA/6121NKALJORJUS$20.08 -
Master Lock No. 6121NKDLJORJ Pro Series Colored Padlocks
SKU # MA/6121NKDLJORJUS$20.34 -
Master Lock No. 6121KDLJORJ Pro Series Colored Padlocks
SKU # MA/6121KDLJORJUS$19.67 -
Master Lock No. 6121NKALFORJ Pro Series Colored Padlocks
SKU # MA/6121NKALFORJUS$19.97 -
Master Lock No. 6121NKDLFORJ Pro Series Colored Padlocks
SKU # MA/6121NKDLFORJUS$20.22 -
Master Lock No. 6121NKDLNBLU Pro Series Colored Padlocks
SKU # MA/6121NKDLNBLUUS$25.51 -
Master Lock No. 6121KDLNBLU Pro Series Colored Padlocks
SKU # MA/6121KDLNBLUUS$21.84 -
Master Lock No. 6121NKALJBLU Pro Series Colored Padlocks
SKU # MA/6121NKALJBLUUS$20.08 -
Master Lock No. 6121NKDLJBLU Pro Series Colored Padlocks
SKU # MA/6121NKDLJBLUUS$20.34 -
Master Lock No. 6121KDLJBLU Pro Series Colored Padlocks
SKU # MA/6121KDLJBLUUS$19.67 -
Master Lock No. 6121NKALFBLU Pro Series Colored Padlocks
SKU # MA/6121NKALFBLUUS$19.97 -
Master Lock No. 6121NKDLFBLU Pro Series Colored Padlocks
SKU # MA/6121NKDLFBLUUS$20.22 -
Master 3KALFBLU Laminated Steel Padlock
SKU # MA/3KALFBLUUS$9.94 -
Master Lock No. 6121NKDORJ Pro Series Colored Padlocks
SKU # MA/6121NKDORJUS$18.80
