Differential amplifier chips are designed to amplify the difference between two input signals.

Plug and pin gauges are used to compare hole and slot dimensions or locations to specific tolerances.

Dowel pins are headless, spiral, grooved or fluted fasteners that are used to secure two items together.

Industrial pins are cylindrical fasteners that are used to locate, align and join components.

PIN diodes are three-layer semiconductor diodes consisting of an intrinsic layer separating heavily doped P and N layers.

IC pin probes are used to test integrated circuits (ICs

Spring pins are hollow dowel pins manufactured from spring steel.