The NIKATTO Curved Claw Solid Steel Hammer with a Fiberglass Ergonomic Handle is a versatile tool commonly used in construction and carpentry work. Here are its main uses and features:

1. Nail Driving: This hammer is designed for driving nails into various materials such as wood, drywall, or other construction materials. The 20-ounce head provides ample striking force for efficient nail driving.

2. Curved Claw: The curved claw on the back of the hammer head is used for pulling out nails or prying apart materials. It's a valuable feature for demolition and renovation tasks.

3. Solid Steel Head: The hammer features a solid steel head, which ensures durability and long-lasting performance. It can withstand heavy use and resist wear and tear.

4. Fiberglass Handle: The ergonomic handle is made of fiberglass, offering a lightweight and comfortable grip. The ergonomic design minimizes hand and wrist strain during extended use.

5. Versatile Construction Tool: It's a versatile tool suitable for professional carpenters, construction workers, and DIY enthusiasts, making it ideal for a wide range of construction and woodworking projects.

6. Ergonomic Design: The ergonomic handle design ensures a comfortable and secure grip, improving user comfort and reducing the risk of hand fatigue.

7. Durability: The solid steel head and fiberglass handle combination makes this hammer a durable choice for demanding tasks on the job site.

This hammer is a reliable and efficient tool for various construction and carpentry applications. Always follow safety guidelines and manufacturer recommendations when using this tool to ensure safe and effective operation.