Even though we live in a global world, we still have remnants of different units of measurement in different countries! This can get frustrating especially when you’re working with tools. Wrenches, sockets, and other tools often come in both imperial and metric measurements.

## To Convert

Inches to Millimeters multiply by 25.4

Inches to Centimeters multiply by 2.54

Feet to Meters multiply by 0.305

Yards to Meters multiply by 0.914

Miles to Kilometers multiply by 1.609

Square inches to Square centimeters multiply by 6.45

Square feet to Square meters multiply by 0.093

Square yards to Square meters multiply by 0.836

Cubic inches to Cubic centimeters multiply by 16.4

Cubic feet to Cubic meters multiply by 0.0283

Cubic yards to Cubic meters multiply by 0.765

Pints to Liters multiply by 0.473

Quarts to Liters multiply by 0.946

Ounces to Grams multiply by 28.4

Pounds to Kilograms multiply by 0.454

Tons to Metric Tons multiply by 0.907

## Use this table to convert imperial to metric

1/64 inches – 0.40 mm

1/32 inches – 0.79 mm

1/25 inches – 1 mm

1/16 inches – 1.59 mm

1/8 inches – 3.18 mm

1/4 inches – 6.35 mm

3/8 inches – 9.53 mm

2/5 inches – 10 mm

1/2 inches – 12.7 mm

5/8 inches – 15.9 mm

3/4 inches – 19.1 mm

7/8 inches – 22.2 mm

1 inch – 25.4 mm

2 inches – 50.8 mm

3 inches – 76.2 mm

4 inches – 101.6 mm

5 inches – 127 mm

6 inches – 152 mm

7 inches – 178 mm

8 inches – 203 mm

9 inches – 229 mm

10 inches – 254 mm

11 inches – 279 mm

12 inches – 305 mm

36 inches – 914 mm

39.4 inches – 1,000 mm