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Master Lock 178D combination padlock black silver body

Master Lock

Master Lock 178D combination padlock, set-your-own code

SKU CH-A0TR-RV293 MPN 178D

A resettable combination padlock offering thousands of user-set codes for keyless security

  • Set your own code for personalised security
  • Thousands of possible combinations deter unauthorised access
  • Durable construction protects belongings reliably
  • Compact 178 model fits lockers and luggage easily

Set-your-own combination convenience

This resettable padlock lets you choose a personal code from thousands of possible combinations. The bottom-mounted dials allow easy access while keeping the mechanism protected. It is a straightforward security device for everyday locking needs.

Buyers needing keyed access

Users who prefer a physical key or require a lock with a certified security rating should consider other options. This model relies solely on a user-defined combination. It is not suited for applications demanding heavy-duty shackle resistance or master-keyed systems.

Highlights

  • Set your own code for personalised security
  • Thousands of possible combinations deter unauthorised access
  • Durable construction protects belongings reliably
  • Compact 178 model fits lockers and luggage easily

Specifications

BrandMaster Lock
Shipping weight3.07 kg
Package size254 × 51 × 25 mm

Questions about this item

How do I set the combination on the Master Lock 178D padlock?

Open the lock using the current combination, rotate the shackle to the setting position, press it down firmly, turn the dials to your desired code, release the shackle and return it to the locked position.

What maintenance will the Master Lock 178D padlock need over time?

Apply a light lubricant such as graphite powder or PTFE spray into the keyway and shackle holes periodically to prevent stiffness, especially after exposure to rain or dust.

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