Basic Symbols Used in Engineering Drawings
Learners examine the drawing symbols used for counterbore, countersink, spotface, radius, diameter, and depth. In the quiz that completes the activity, they associate these symbols with machining applications.
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abbreviation, blueprint, callout, counterbore, countersink, definition, depth, diameter, dimension, drill, examples, interpret, machine tool, quiz, radius, section, spotface
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