Padlock

Padlocks are portable locks with a shackle that may be passed through an opening to prevent use, theft, vandalism or harm.

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Source: Wikipedia · Image: Wikimedia Commons · CC BY-SA 3.0

REPLOCK

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The lock-grade and safe-rating figures throughout this site are drawn directly from the published ANSI/BHMA A156 and UL 72/687 standards — see the ratings reference. Calculators run real math, not AI estimates; guides and articles are written and edited in-house.