Set Your Own Combination Padlock

The Master Lock 643D Set Your Own Combination Padlock is a durable security solution with a 1-9/16in (40mm) wide metal body and a 1/4in (6mm) diameter shackle made of nickel plated steel. The shackle is 7/8in (22mm) long, providing resistance to cutting and sawing. Offering keyless convenience, the 4-dial combination security allows you to set your personalized code. This padlock comes with a Limited Lifetime Warranty.

The Master Lock 643D is a resettable 4-digit combination padlock with a body width of 1-9/16" (40mm), shackle diameter of 1/4", vertical clearance of 7/8", and horizontal clearance of 1". It can be reset to over 10,000 personalized combinations, making it a versatile indoor padlock suitable for cabinets, school lockers, employee lockers, athletic lockers, and indoor storage units.

For best fit, it is recommended to measure your door's backset, cross bore, and thickness before purchasing. This small combination lock is designed for easy combination recall, featuring a solid metal body and a nickel plated steel shackle. The lock body is 1-9/16 in. (40 mm) wide, while the shackle has a diameter of 1/4 in. (6 mm) and a length of 7/8 in. (22 mm) with a width of 7/8 in. (22 mm).

The shackle comes preset to open on 0-0-0-0, and for instructions on resetting the combination, refer to the User Manual in the Technical Specifications section of this page. The control method is touch, allowing you to easily set your own four-digit combination for added security.

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