I need a 3D CAD designer to create a product design model. The project involves concept modeling of a material handling trolley with rail. Requirements: - Expertise in 3D CAD software - Experience in product design - Ability to create detailed and accurate models Ideal Skills: - Proficiency in tools like SolidWorks, AutoCAD, or similar - Strong understanding of material handling equipment design - Attention to detail and creativity in design Please provide a portfolio showcasing relevant experience.