Asked by Miguel Hines on Sep 23, 2024

Certain kinds of tools, such as drills and reamers, are still made to fractional-inch sizes.

Fractional-Inch

A unit of measurement in the customary system used in the United States, where measurements are expressed in fractions of an inch.

Reamers

Tools used to widen the size of a hole to precise dimensions and to improve its finish.

  • Comprehend the units of measure and the variety of dimensions (including fractional, decimal inches, and metric units) used in North American engineering drawings.