I have sketches for a product prototype and need assistance refining the design into a format I can use for 3D printing. Key Requirements: - Convert existing sketches into a 3D model - Ensure the design is 3D-printable with no errors - Provide all necessary files for printing Ideal Skills and Experience: - Proficiency in 3D modeling software (e.g., SolidWorks, Fusion 360, Blender) - Experience in preparing models specifically for 3D printing - Attention to detail and ability to work from sketches