Patent Pending BlockGuard Anti-Shim Technology withstands attempts to violate the latch mechanism. Includes combination chart to facilitate lock system administration. Control key for supervisory access; specify key to match existing system or factory assigned. 1-7/8 (48mm) wide double-reinforced stainless steel body withstands abuse. 3/4 (19mm) tall, hardened steel shackle for extra cut resistance. Easy 3-number dialing with automatic scrambling feature to prevent reopening of lock.
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The Master Lock Number 1530DCM Standard Dial Combination Padlock features a 1-7/8 in (48 mm) wide metal body for durability, with an anodized aluminum finish. The 9/32 in (7 mm) diameter shackle is 3/4 in (19 mm) long and made of hardened steel, offering extra resistance to cutting and sawing. The 3-digit combination offers keyless convenience. The locking mechanism features anti-shim technology, offering maximum security. The bright metallic colors simplify locker identification.
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