number combination locks

Most models come as three-digit or four-digit locks. Three-digit locks are often sold as preset keyless options, while four-digit locks provide many more unique combinations (up to 10,000 in some designs).

Preset locks are shipped with a factory-set combination so you can use them immediately without programming. Resettable locks let you choose and change your own combination—many models include step-by-step setting instructions to guide the process.

Yes. Review summaries consistently report that setup and dial operation are straightforward, and many reviewers say combinations are easy to set, reset, and open.

Body widths in the data range from about 1-3/16 in. (30 mm) up to about 2-1/2 in. (64 mm), with several common sizes such as 1-7/8 in. (48 mm) shown.

Shackle widths listed include 0.77 in., 1.0 in., 35 mm, and 48 mm. Shackle lengths listed include 1.0 in., 19.0 mm, and 25 mm.

The listed bike cable is 4 ft. (1.2 m) long with a 5/16 in. (8 mm) diameter.

Common uses include school and gym lockers, luggage and backpacks, file cabinets, outdoor fences and gates, and storage sheds or exterior storage.