Engineering CAD Design Library

Browse quality-checked 3D CAD models for engineering, product design, prototyping and manufacturing. Preview models online and download files in STEP, STP, IGES, STL, OBJ, PLY, DWG, DXF and more.

All3D PrintingAerospaceArchitectureAutomotiveAviationChemicalConstructionElectricalEnergy And PowerIndustrial DesignJewelleryMachine designMarineMedicalRobotics
24 models2D drawings
Sort by:
Free
Z Axis Cnc 2 | 3D CAD Engineering Model
MACHINE DESIGN · Z AXIS CNC 2

Z Axis Cnc 2 | 3D CAD Engineering Model

.STP
Open STEP file viewerConvert STEP to STL
0 downloads
PreviewGet
Free
Robonauts 118 2015 Robot Empire 1 | 3D CAD Engineering Model
ROBOTICS · ROBONAUTS 118

Robonauts 118 2015 Robot Empire 1 | 3D CAD Engineering Model

.STP
Open STEP file viewerConvert STEP to STL
0 downloads
PreviewGet
prev12
Marathon OS logoThe CAD marketplace for modern teams
HomeAbout usWhy us?Contact us
Tools3D to 2D Drawing Pipeline3D CAD Viewer3D CAD File Converter
Library
Hire CAD Designers
Production-ready in 24 hrs
👤
→
2D Library
Ask a question
Privacy Policy|Terms of Service|Refund Policy|
© Marathon 2025 All Rights Reserved