Generate STP Files for Industrial Pipe Drawings

I need STP files created for industrial steel pipe drawings. The STP files should be detailed with fittings. Ideal Skills and Experience: - Proficiency in CAD software - Experience creating STP files... (Budget: £750 - £1500 GBP, Jobs: 3D CAD, 3D Design, 3D Drafting, 3D Modelling, AutoCAD, CAD/CAM, Mechanical Engineering, Pipe, Solidworks)