Engineering CAD Design Library

Browse quality-checked 3D CAD models. Preview online and download STEP/STP, IGES, STL and more—filter by category, tags, file type, price and popularity.

All3D PrintingAerospaceArchitectureAutomotiveAviationChemicalConstructionElectricalEnergy And PowerIndustrial DesignJewelleryMachine designMarineMedicalMiscellaneousRobotics
All Designs (91 results)
Are you allowed to cache and redisplay the list
Are you allowed to cache and redisplay the list
gear
.STEP
0
5
$99
Prefer PUT for a document with a specific
Prefer PUT for a document with a specific
car
.STEP
0
0
$33
If the index doesn’t exist, Elasticsearch will auto-create it
If the index doesn’t exist, Elasticsearch will auto-create it
gear
.STEP
0
1
$399
If you use these test cards for live mode payments, either of the following error message will
If you use these test cards for live mode payments, either of the following error message will
engine
.STL
0
3
$149

Don't see what you need?

Get a custom CAD file built by a vetted specialist — delivered production-ready in 24 hours.

Hire a Designer
500+Projects Done
24 hrResponse
15+CAD Tools
You may encounter an address collection window when using the Mastercard test
You may encounter an address collection window when using the Mastercard test
car
.STEP
0
0
$26
Future-Ready CAD Design for Innovation and Rapid cad file for conversions Prototyping
Future-Ready CAD Design for Innovation and Rapid cad file for conversions Prototyping
gear
coil
.STEP
0
82
$55
others to Allow others to download this designers.
others to Allow others to download this designers.
filter
engine
.STP
0
1
$55.6
It might take up to 24 hours for your designs
It might take up to 24 hours for your designs
car
engine
.STP
0
8
$2
High Performance Multiband Rtk Gnss Active Quad Helix Antenna - Standard Mechanical Components
High Performance Multiband Rtk Gnss Active Quad Helix Antenna - Standard Mechanical Components
car
.STL
0
9
$55
gkhkljklj
gkhkljklj
car
.STEP
0
3
$1
testing
testing
car
.STEP
0
1
$22
Carbon Cub Stol, Rc Airplane, Bush Plane, Diy Project | High-Quality CAD Model
Carbon Cub Stol, Rc Airplane, Bush Plane, Diy Project | High-Quality CAD Model
.STEP
18
1
$23
Communication Bouy | 3D Engineering Design File
Communication Bouy | 3D Engineering Design File
.STEP
0
1
$12
Dafds - Standard Mechanical Component
Dafds - Standard Mechanical Component
.STEP
3
2
$99
Vhf Antenna Submarine - Standard Mechanical Component
Vhf Antenna Submarine - Standard Mechanical Component
.STEP
1
1
$22
10" Pitbike Wheels - Standard Mechanical Component
10" Pitbike Wheels - Standard Mechanical Component
.STEP
26
4
$39
Easyflow C -Design For Cryogenic Fluid Management System _ Costa Model | 3D Engineering Design File
Easyflow C -Design For Cryogenic Fluid Management System _ Costa Model | 3D Engineering Design File
.STEP
3
9
$23
Moon Rover - Downloadable CAD Representation
Moon Rover - Downloadable CAD Representation
.STEP
5
2
$39
18" All Terrain Wheel - Standard Mechanical Component
18" All Terrain Wheel - Standard Mechanical Component
.STEP
2
1
$24
Fan | 3D Engineering Design File
Fan | 3D Engineering Design File
.STEP
5
1
$39
Fighter Jet - Downloadable CAD Representation
Fighter Jet - Downloadable CAD Representation
.STEP
19
3
$13
B-25J Bendix Rubber Grommet | High-Quality CAD Model
B-25J Bendix Rubber Grommet | High-Quality CAD Model
.STEP
0
1
$22
prev1...345next

Need a file that doesn't exist in the library?

Describe your requirement and we'll match you with a vetted CAD expert. SolidWorks, AutoCAD, Revit, Fusion 360 and 15+ tools supported.

Get it BuiltReply within 24 hours
Marathon OS logoThe CAD marketplace for modern teams
HomeAbout usWhy us?ToolsContact us
Library
Hire CAD Designers
Production-ready in 24 hrs
👤
→
Org HierarchyCAD ViewerCAD Converter
Ask a question
Privacy Policy|Terms of Service|Refund Policy|
© Marathon 2025 All Rights Reserved