12 inches to mm
12 inches = 304.8 millimeters
inches → millimeters
Result: —
How to convert
How to convert inches to millimeters: Multiply inches by 25.4
Reference values nearby
Frequently asked questions
- Is 12 inches the same as 1 foot, and how many millimeters is that?
- Yes, 12 inches equals exactly 1 foot, which converts to 304.8 millimeters. This standard measurement is commonly used for rulers, screen sizes, and many household items.
- I need to order a 12-inch shelf online from a European retailer—what size should I specify in millimeters?
- You should specify 304.8 mm or round to 305 mm for a 12-inch shelf. Most European retailers accept both exact and rounded measurements, but 304.8 mm is the precise conversion if exact dimensions are critical for your space.