Master Lock Combination Padlocks, Black 2-Pack with Resettable Four-Digit Codes and Steel Shackles

Master Lock 178EC2 is a two-lock combination padlock set for lockers, gym use and gates, with a 2-inch (51 mm) solid body and a hardened steel shackle.

• Two resettable combination padlocks — secure two items or keep a spare lock available.
• Four-digit, user-set combinations — choose a code that is easier for you to recall.
• For indoor and outdoor use — suited to school lockers, gyms and gates.
• Combination change tool included — use the supplied tool to reset the combination.
• Limited Lifetime Warranty — includes the manufacturer’s stated warranty.

These locks are made for everyday locking needs where a key-free combination is useful, including school lockers, gym storage and gates. Their solid bodies are designed for strength and weatherability, while the hardened steel shackles offer resistance to cutting and sawing. The four-digit dials provide thousands of possible numeric combinations, so each lock can be set to a personal code.

What size are the lock body and shackle?

Each Master Lock padlock has a 2-inch (51 mm) wide body and a shackle measuring 5/16 inch (8 mm) in diameter. The shackle is 1 inch (25 mm) long and 1 inch (25 mm) wide. Compare these dimensions with the locking point on your locker, gate or other item before choosing the set.

• Body construction: solid body.
• Shackle material: hardened steel.

How do the combination and reset tool work?

Set a four-digit combination on each Master Lock padlock, with the included change tool used to reset the code. Each lock is preset to open at 0-0-0-0, giving you the starting combination before you set your own.

• Combination format: four numeric digits.
• Possible combinations: thousands of numeric combinations.

Where can these Master Lock padlocks be used?

The set is intended for indoor and outdoor locking, including school lockers, gym use and gates. The solid body provides weatherability, and the hardened steel shackle is designed to resist cutting and sawing. These features provide a practical combination-lock option for everyday theft protection.

• Pack contents: two set-your-own-combination padlocks.
• Warranty: Limited Lifetime Warranty.

This set suits people who want key-free locks for lockers, gym storage or gates and need two locks in one set. Its four-digit resettable combinations, included change tool, solid bodies and hardened steel shackles make it suited to those uses.