Some key features of the GHD4510-6 tower crane include:

1. Maximum lifting capacity: The crane has a maximum lifting capacity of 6 tons, making it suitable for handling heavy loads on construction sites.

2. Maximum lifting height: The crane can reach a maximum lifting height of 180 meters, allowing it to work on tall structures and buildings.

3. Jib length: The crane's jib length can be adjusted from 25 to 45 meters, providing flexibility in reaching different areas of the construction site.

4. Slewing range: The crane has a slewing range of 360 degrees, enabling it to rotate and lift materials in any direction.

5. Advanced safety features: The GHD4510-6 is equipped with various safety features, including an overload protection system, Anti-Collision System, and emergency stop buttons, ensuring safe operations on the construction site.

6. Easy installation and dismantling: The crane is designed for easy installation and dismantling, allowing for efficient transportation and relocation to different construction sites.

Overall, the GHD4510-6 tower crane is a reliable and powerful equipment choice for heavy-duty construction projects that require high lifting capacity and reach.