Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

Metric System

Metric Conversion Chart:

The metric system is based on quantities of one, ten, one hundred, one thousand and one million.

Conversion Formulas And Equivalent Values:

Common Metric Equivalents:

The chart will assist in converting metric units to equivalent English and SAE units, or vise versa.

Refer to the Metric Conversion Chart to convert torque values listed in metric Newton- meters (N.m). Also, use the chart to convert between millimeters (mm) and inches (in.).