Realistic Industrial Digital Art

I'm seeking high-resolution digital art for my webpage and mobile application. The artwork should be realistic and convey an industrial theme.

Key Requirements:
- Style: Realistic
- Theme: Industrial
- Prominent Elements: Machinery, mechanical engineering equipment

Ideal Skills and Experience:
- Expertise in realistic digital art
- Strong understanding of industrial themes
- Experience with machinery and mechanical engineering visuals

Please provide a portfolio showcasing similar work.