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.

All Designs (10000 results)2D drawings only
High-Speed Hard Steel Reduction Gear for Motors
High-Speed Hard Steel Reduction Gear for Motors
3D Printing
3D Printer Component
Hgx Lite Extruder 2
.STEP
0
0
Free
Rotating Mechanism Model with Coin Pockets
Rotating Mechanism Model with Coin Pockets
3D Printing
Product Development
Top 55
.STEP
0
0
Free
Automated Pet Feeding Device Design
Automated Pet Feeding Device Design
3D Printing
Productdevelopment
Designengineering
.STEP
0
0
Free
5 Inch Racing Drone with Ultra Light Frame Design
5 Inch Racing Drone with Ultra Light Frame Design
Robotics
5Inch Racing Drone 1
Aerial Vehicle
.STEP
0
0
Free

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
3D Printable Chess Set with Adjustable Scales and Weighted Pieces
3D Printable Chess Set with Adjustable Scales and Weighted Pieces
3D Printing
3D Print Chess Set 1
Chess Set
.STEP
0
0
Free
3D Printable Chess Set Inspired by Herman Ohme
3D Printable Chess Set Inspired by Herman Ohme
3D Printing
3D Print
Product Design
.STEP
0
0
Free
2004 Motor Propeller with One-Touch Attachment and Detachment
2004 Motor Propeller with One-Touch Attachment and Detachment
Aerospace
2004Motorpropeller
Propeller Attachment
.STEP
0
0
Free
3D Printable Pen Holder Model for Office Organization
3D Printable Pen Holder Model for Office Organization
Industrial Design
Pen Holder Model 1
Product Development
.STEP
0
0
Free
Adjustable Height PC Monitor Holder for Improved Support
Adjustable Height PC Monitor Holder for Improved Support
Industrial Design
Support Bracket
Pc Monitor Holder
.STEP
0
0
Free
Anycubic Kobra 3 Hotend Kit for 3D Printers
Anycubic Kobra 3 Hotend Kit for 3D Printers
3D Printing
3D Printer Component
Thermal Management
.STEP
0
0
Free
Fully Assembled Hotend for ELEGOO Neptune 3 and 4 3D Printers
Fully Assembled Hotend for ELEGOO Neptune 3 and 4 3D Printers
3D Printing
Hotend
3D Printer Component
.STEP
0
0
Free
V6 Updated Short High-Speed Hotend Upgrade Kit for 3D Printers
V6 Updated Short High-Speed Hotend Upgrade Kit for 3D Printers
3D Printing
Hotend
V6 Updated Short Highspeed Hotend 1
.STEP
0
0
Free
Safe Cracker Puzzle 50 - Mechanical Puzzle Model for Enthusiasts
Safe Cracker Puzzle 50 - Mechanical Puzzle Model for Enthusiasts
3D Printing
Assembly Model
Safe Cracker Puzzle 50 1
.STEP
0
0
Free
SOLGER Human Reference Model for Ergonomic and Aesthetic Design
SOLGER Human Reference Model for Ergonomic and Aesthetic Design
3D Printing
Solger Army Man 1
Figurine
.STEP
0
0
Free
Grain Storage and Transfer Silo CAD Model
Grain Storage and Transfer Silo CAD Model
Industrial Design
Storage Silo
Silo De Armazenamento 1
.STEP
0
0
Free
Dual-Hole Mounting Bracket with Reinforced Support for Mechanical Assemblies
Dual-Hole Mounting Bracket with Reinforced Support for Mechanical Assemblies
Machine design
Reinforced Support
Mechanical Component
.STEP
0
0
Free
Compact Mounting Bracket with Circular Base Hole and Vertical Support
Compact Mounting Bracket with Circular Base Hole and Vertical Support
Machine design
Vertical Support
Compact Design
.STEP
0
0
Free
Quick and Accurate Part Modeling in FreeCAD for Beginners
Quick and Accurate Part Modeling in FreeCAD for Beginners
Machine design
Design Engineering
Manufacturing Preparation
.STEP
0
0
Free
Dell Alienware Alpha R1 Mini PC 3D Model
Dell Alienware Alpha R1 Mini PC 3D Model
Industrial Design
Product Development
Dell Alienware Alpha
.STEP
0
0
Free
3 in 1 Out CNC Machinable Hotend with Unique Geometry
3 in 1 Out CNC Machinable Hotend with Unique Geometry
3D Printing
Osaka 1
Manufacturing Preparation
.STEP
0
0
Free
Epiphone Les Paul Guitar 3D Model - Detailed Reverse Engineering
Epiphone Les Paul Guitar 3D Model - Detailed Reverse Engineering
Industrial Design
Epiphone Les Paul 1
Guitar
.STEP
0
0
Free
3D-Printed Dock to Transform iPhone 7 into Alarm Clock
3D-Printed Dock to Transform iPhone 7 into Alarm Clock
Industrial Design
Product Development
Iphone 7
.STEP
0
0
Free

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.