









🔐 Lock in your security, unlock your peace of mind.
The Master Lock 178D is a polished die-cast alloy combination padlock featuring a customizable 4-digit code, hardened steel shackle for cut resistance, and weather-resistant construction. Ideal for indoor and outdoor use, it offers versatile, durable security for lockers, gates, and more, with an included tool for easy combination resets.

| Brand | Master Lock |
| Special Feature | Cut Resistant, Weather Resistant |
| Lock Type | Combination Lock |
| Item dimensions L x W x H | 33 x 51 x 84 Millimeters |
| Material | Alloy Steel |
| Recommended Uses For Product | outdoor , indoor |
| Style | Classic |
| Colour | Black |
| Number of Pieces | 1, 4, 8 |
| Finish Type | Polished |
| Included Components | 1 padlock |
| Controller Type | Combination control |
| Shape | Square |
| Item Weight | 0.3 Pounds |
| Connectivity Protocol | Wi-Fi |
| UPC | 354123436162 |
| Model Name | Set Your Own Combination Lock |
| Manufacturer | Master Lock |
| Item model number | 178D |
| Product Dimensions | 3.3 x 5.1 x 8.4 cm; 136.08 g |
| ASIN | B0009V1WMA |
A**I
Excellent Quality Lock
The Lock is of Very Good Quality...Heavy and Strong....This is the first time I ever purchased such a good lock...
$**D
Perfect replacement
Replacement for key locks to a strong, sturdy and all weather number lock. Choice of setting combination of 4 numbers. Recommended specially for all weather use.
**
5 Star
If your a fan of a keyless existance like I am ans are looking for a solid numbered lock, just go for it!
C**D
Strong and quality product
I loved it, coz I don't have to worry about carrying around the keys everywhere
D**N
Good lock
Good combination lock 🔒, easy to use.
P**R
solid product
Using for more than one year in outdoor under rains etc. Works great and quality has not degraded.
S**A
Heavy duty
Very sturdy and heavy. Can't be broken so easily.
J**T
Lives up to its name
Excellent lock. Have been using it for the last 1 month. No problems. Very smooth functioning. Delivery from USA was quite prompt too.
Trustpilot
1 month ago
1 month ago