MM → Inches
67 mm to inches
67 millimeters equals 2.637795 inches — or about 2 5/8" (nearest 1/16″).
Decimal
2.6378 in
Fraction
2 5/8"
Centimeters
6.7 cm
Feet
0.2198 ft
mm
2.637795
in≈ 2 5/8" (nearest 1/16)
1 in = 25.4 mm · tolerance ±0.0001
Formula
To convert mm to inches, divide by 25.4:
inches = mm ÷ 25.4
inches = 67 ÷ 25.4 = 2.637795
Why 67 mm = 2.6378 in
Since 1 inch is defined as exactly 25.4 millimeters, 67 mm converts to 2.637795 inches. Rounded to the nearest 1/16″ that's 2 5/8", which is what you'd read off a standard imperial ruler.