What is 0.375 inches to millimeters? The answer is that 0.375 inches equals 9.525 millimeters.
How to convert 0.375 inches to mm? We know that one inch is equal to 25.4 millimeters, so to convert 0.375 inches to millimeters, we must multiply the amount of centimeters by 25.4, which means that 0.375 inches is equal to 0.375 inches × 25.4 = 9.525 mm.
See also: How to convert 0.375 mm to inches.