Wrench.

 The applications for each type of wrench listed:

1. Wrench: General-purpose tool used for gripping, fastening, twisting, and turning.

2. Chain Wrench: Ideal for gripping round objects, such as pipes and fittings, providing leverage for loosening or tightening.

3. Adjustable Wrench: Versatile tool for various sizes of nuts and bolts, allowing for easy adjustments to fit different fasteners.

4. Tap Wrench: Used for holding taps and dies, essential in threading operations for creating internal and external threads.

5. Basin Wrench: Specifically designed for plumbing tasks, particularly for tightening or loosening nuts in hard-to-reach places under sinks.

6. Dog Bone Wrench: Commonly used in automotive applications to access various fasteners, especially in tight spaces.

7. Combination Wrench: Features an open-end and a closed-end, suitable for a wide range of nuts and bolts, allowing for versatile use.

8. Spud Wrench: Typically used in plumbing and construction, it has a flat jaw that can fit into tight spaces and is often used with large fittings.

9. Torque Wrench: Precision tool used to apply a specific torque to fasteners, crucial in applications like automotive and aerospace to ensure proper tightening.

10. Armorer's Wrench: Used in firearms maintenance for adjusting and assembling various components, especially in rifles.

11. Monkey Wrench: Adjustable tool primarily used in plumbing, especially for gripping and turning large nuts or fittings.

If you need more detailed information about any specific wrench, let me know!