Package Includes: This parcel contains two silver round disc locks with four matching keys. All accessories are included for immediate use. All locks are of uniform specification, with each lock precisely measuring 7*7*2.85 cm/2.7*2.7*1.1 inches. Premium Material: The heavy duty padlocks with 4 keys are made of stainless steel with ultra waterproof and anti-rust properties, offering maximum corrosion protection for indoor and outdoor use, and feature high strength and safety for reliable security. Unique Design: The heavy duty padlock’s circular protective cover features a scientifically optimized lock body–ring connection design, minimizing ring exposure to reduce tampering risks and effectively withstanding wire cutter cutting attacks. Easy to Use: This disc lock for storage units features a mechanism that prevents key removal when unlocked — designed to stop keys from being accidentally left inside after entry. The key can be easily pulled out once the lock is engaged. Wide Application: The high security round disc waterproof padlock is a heavy-duty lock, ideal for indoor & outdoor use on cabinets, lockers, warehouses, storage units, fences, garages, sheds, gates, doors, pods, trailers, mobile trucks and more., Weight: 0.88625829324 pounds, Manufacturer: QHDYSZ