Step 1: Concept
Different types of vices are used in a workshop to hold various workpieces securely during machining or assembly.
Step 2: Meaning
A vice for very thin, round objects needs a specific chuck-like mechanism to provide even pressure.
Step 3: Analysis
A Pin vice is a small, hand-held tool with a tiny adjustable collet or chuck that tightly grips small wires, needles, or pins that would be too small for a standard bench vice.
Step 4: Conclusion
Therefore, the Pin vice is the correct tool.
Final Answer: (C)