Product Highlights:

• Dig Into Engineering Fun: This 642-piece metal construction excavator model invites you to experience the joy of building a complex machine from scratch. Complete it with your own hands and achieve a great sense of accomplishment!

• High-Quality Metal Craftsmanship: Made from carefully selected premium metal materials, all parts are precisely manufactured, ensuring the model's structure is stable, feels substantial, and possesses a strong sense of realism and collectible value upon completion.

• Realistic Mechanical Arm: Faithfully recreates the iconic mechanical arm structure of an excavator. Through assembly, you'll appreciate the intricate multi-joint linkage and the finesse of mechanical power. Some joints may be movable, adding to the playability.

• Cultivates STEM Thinking: As an excellent STEM educational toy, it effectively enhances children's and teenagers' logical reasoning, fine motor skills, spatial cognition, and problem-solving abilities.

• Complete Accessories, Easy Assembly: The package includes a dedicated screwdriver, wrench, and detailed illustrated instructions, making the assembly process clear and straightforward, allowing even beginners to easily get started.

Product Specifications:

• Number of Pieces: 642PCS

• Assembled Dimensions: Approximately 9.88 inches (L) x 4.02 inches (W) x 5.63 inches (H)
  

• Material: High-quality metal

• Recommended Age: 8 years and above (adult supervision recommended)

Package Includes:

• Metal Building Components Pack (642PCS)

• Illustrated Instruction Manual

• Dedicated Screwdriver

• Dedicated Wrench

Act now, assemble your exclusive engineering excavator, and explore the endless possibilities of the mechanical world!