What are machining indicators used for?

Machining indicators serve as essential tools in the machining process, specifically designed to verify the accuracy of a machine's operation. This involves checking the alignment and positioning of both the machine and the workpiece, ensuring that the components are machined to the correct specifications and tolerances. By using machining indicators, operators can detect any deviations or misalignments, allowing for immediate adjustments to be made if necessary. This is crucial for maintaining high-quality production standards and ensuring that finished parts meet design requirements.

The other options, while related to machining processes, do not accurately reflect the primary use of machining indicators. Temperature measurement, speed adjustments, and balancing workpieces involve different tools and techniques that are specialized for those particular tasks. Thus, the focus on verifying accuracy emphasizes the fundamental role of machining indicators in achieving precision in machining operations.