ASEC Closed Shackle Combination Padlock Engineered for demanding security applications, this closed shackle padlock combines robust construction with user-friendly operation. The hardened steel shackle is fully shrouded to resist cutting and prying, whilst the zinc-alloy body delivers superior corrosion resistance—ideal for outdoor or high-moisture environments. With 10,000 possible combinations, the precision dial mechanism allows straightforward setup and adjustment without tools. Compatible with cable or chain systems, it suits industrial, commercial, and residential security needs where reliable, maintenance-free locking is essential.