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.

10,000+ models2D drawings
Sort by:
Free
Oex60A Manual Reset Circuit Breaker Acx1844 1 | 3D CAD Engineering Model
ELECTRICAL · OEX60A

Oex60A Manual Reset Circuit Breaker Acx1844 1 | 3D CAD Engineering Model

.STEP
Free
Pressure Saver Water Entry 183 029 08 1 | 3D CAD Engineering Model
INDUSTRIAL DESIGN · PRESSURE SAVER

Pressure Saver Water Entry 183 029 08 1 | 3D CAD Engineering Model

.STEP
Free
Rwb Fire Extinguisher Box Rwb2376 1 | 3D CAD Engineering Model
INDUSTRIAL DESIGN · FIRE EXTINGUISHER BOX

Rwb Fire Extinguisher Box Rwb2376 1 | 3D CAD Engineering Model

.STEP
Free
Prototype Electric Car 1 | 3D CAD Engineering Model
AUTOMOTIVE · PROTOTYPE ELECTRIC CAR 1

Prototype Electric Car 1 | 3D CAD Engineering Model

.STEP

Need a CAD file that is not in the library?

Share your requirement and Marathon OS will match you with a vetted CAD designer for production-ready CAD files, edits and manufacturing documentation.

Get it Built
500+Projects Done
24 hrResponse
15+CAD Tools
Free
Carota S Classic E Bike 1 | 3D CAD Engineering Model
AUTOMOTIVE · CAROTA S CLASSIC E BIKE 1

Carota S Classic E Bike 1 | 3D CAD Engineering Model

.STEP
Free
Lilygo T5 1 | 3D CAD Engineering Model
ELECTRICAL · LILYGO T5 1

Lilygo T5 1 | 3D CAD Engineering Model

.STEP
Free
Rc Hovercraft Racer Prototype1 1 | 3D CAD Engineering Model
ROBOTICS · RC HOVERCRAFT RACER PROTOTYPE1

Rc Hovercraft Racer Prototype1 1 | 3D CAD Engineering Model

.STEP
Free
6763 0005 1 | 3D CAD Engineering Model
MACHINE DESIGN · 6763 0005 1

6763 0005 1 | 3D CAD Engineering Model

.STEP
Free
Obd Ii Male Press Fit Connector 1 | 3D CAD Engineering Model
AUTOMOTIVE · OBD II

Obd Ii Male Press Fit Connector 1 | 3D CAD Engineering Model

.STEP
Free
Rampa Para Carro 1 | 3D CAD Engineering Model
AUTOMOTIVE · RAMPA PARA CARRO 1

Rampa Para Carro 1 | 3D CAD Engineering Model

.STEP
Free
Poorche 911 Gt3 1 | 3D CAD Engineering Model
AUTOMOTIVE · PORSCHE 911 GT3

Poorche 911 Gt3 1 | 3D CAD Engineering Model

.STEP
Free
Civic 6 Front Cv Joint 1 | 3D CAD Engineering Model
AUTOMOTIVE · CIVIC 6

Civic 6 Front Cv Joint 1 | 3D CAD Engineering Model

.STEP
Free
Ahbrsq25 25Mm Square Axle Brake Kit 1 | 3D CAD Engineering Model
MACHINE DESIGN · AHBRSQ25

Ahbrsq25 25Mm Square Axle Brake Kit 1 | 3D CAD Engineering Model

.STEP
Free
Navigation Led 1 | 3D CAD Engineering Model
ELECTRICAL · NAVIGATION LED

Navigation Led 1 | 3D CAD Engineering Model

.STEP
Free
Prateleira De Livro Em Homenagem Ao Ayrton Senna Sennasempre 1 | 3D CAD Engineering Model
3D PRINTING · PRATELEIRA DE LIVRO

Prateleira De Livro Em Homenagem Ao Ayrton Senna Sennasempre 1 | 3D CAD Engineering Model

.STEP
Free
Datai 5Kw Motor 1 | 3D CAD Engineering Model
MACHINE DESIGN · DATAI 5KW MOTOR

Datai 5Kw Motor 1 | 3D CAD Engineering Model

.STEP
Free
Crane 15 | 3D CAD Engineering Model
CONSTRUCTION · CRANE 15

Crane 15 | 3D CAD Engineering Model

.STEP
Free
Navigation Led Green 1 | 3D CAD Engineering Model
AEROSPACE · NAVIGATION LED

Navigation Led Green 1 | 3D CAD Engineering Model

.STEP
Free
Luggage Compartment Zero Dsr X 2023 1 | 3D CAD Engineering Model
AUTOMOTIVE · LUGGAGE COMPARTMENT

Luggage Compartment Zero Dsr X 2023 1 | 3D CAD Engineering Model

.STEP
Free
Triumph Spitfire Mk4 1500 Rear Led Light Module 1 | 3D CAD Engineering Model
AUTOMOTIVE · TRIUMPH SPITFIRE MK4 1500

Triumph Spitfire Mk4 1500 Rear Led Light Module 1 | 3D CAD Engineering Model

.STEP
Free
Akcc 10M Gost 17053 80 1 | 3D CAD Engineering Model
MACHINE DESIGN · AKCC 10M GOST 17053 80 1

Akcc 10M Gost 17053 80 1 | 3D CAD Engineering Model

.STEP
Free
Switch Avar 2812 3710 1 | 3D CAD Engineering Model
ELECTRICAL · SWITCH AVAR 2812 3710 1

Switch Avar 2812 3710 1 | 3D CAD Engineering Model

.STEP