Master Lock 647D Set Your Own Combination Padlock (Black)
Keyless convenience in a compact, everyday lock. The Master Lock 647D is a resettable 3-digit combination padlock built for indoor, light-security use like bags, cabinets, and travel gear. Durable metal body, steel shackle, and an easy set-and-reset mechanism.
Why You’ll Like It
- Set-your-own 3-digit combination (no key to lose)
- Easy to set and reset
- Durable metal body with black finish
- Steel shackle helps resist cutting and sawing
- Great for lockers, bags, storage cases, cabinets, and luggage
Specs
| Model | 647D |
|---|---|
| Lock Type | Resettable combination (3-dial) |
| Body Width | 1-3/16 in (30 mm) |
| Shackle Diameter | 3/16 in (5 mm) |
| Shackle Length | 7/8 in (22 mm) |
| Shackle Width | 3/8 in (10 mm) |
| Color | Black |
| Best Used For | Indoors |
Best Uses
- Backpacks, duffel bags, and sports bags
- Briefcases and computer bags
- Cabinets and storage cases
- Luggage and travel
How to Set Your Combination
- Set the dials to 0-0-0 (factory default), then pull the shackle up to open.
- Turn the shackle counterclockwise 90° and press it down.
- While firmly pressing down, turn the shackle another 90°.
- Set the dials to your new combination.
- Turn the shackle back to the original 90° position, lift it, then close the lock.
Warranty: Limited Lifetime Warranty (see manufacturer details).







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