... establishing standards; it focused onshop drawing symbols, pulleys, line shafting, machine screws, key seats, and drawing boards. At its annual meeting in 1883, a committee on standards andgages ... hardware and tocreate a common technical drawing language for standardized drawing prac-tices. It was also recognized that repre-senting a perfect part on the drawing must include a permitted “tolerance” ... for Mechanical Engineering Communications: ASME Y14.5, Dimensioningand Tolerancingby Lowell W. FosterASME Y14.5M-1994, Dimensioning and Tolerancing, which specifies engineering drawing requirements,...