Generally speaking, desk rulers are used for 3 main purposes.First of all is to measure.The second one is to aid in drawing straight lines and the last one is to used as a straight guide for cutting and scoring with a blade. Practical rulers have distance markings along their edges.
A type of ruler that be used in printing called a line gauge. These may be made from a variety of materials, universal metal or clear plastic. Units of measurement on a basic ruler usually include inches, agate and points. More detailed rulers may contain sample widths of lines, samples of common type in several point sizes, etc.
Shorter rulers are convenient for keeping in a pocket.Longer rulers such as 18 inches rulers are necessary in some circumstance. Rigid wooden or plastic yardsticks, 1 yard long and meter sticks, 1 meter long, are also used. In general, long rulers were used for larger projects.
A type of ruler that be used in printing called a line gauge. These may be made from a variety of materials, universal metal or clear plastic. Units of measurement on a basic ruler usually include inches, agate and points. More detailed rulers may contain sample widths of lines, samples of common type in several point sizes, etc.
Shorter rulers are convenient for keeping in a pocket.Longer rulers such as 18 inches rulers are necessary in some circumstance. Rigid wooden or plastic yardsticks, 1 yard long and meter sticks, 1 meter long, are also used. In general, long rulers were used for larger projects.
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