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
SFU1605 Ballscrew Assembly with Nut and Flexible Coupling
MACHINE DESIGN · BALLSCREW ASSEMBLY

SFU1605 Ballscrew Assembly with Nut and Flexible Coupling

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
PreviewGet
Free
Z-Axis Assembly for Mini CNC Router with SFU1605 Lead Screw
MACHINE DESIGN · Z-AXIS ASSEMBLY

Z-Axis Assembly for Mini CNC Router with SFU1605 Lead Screw

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
PreviewGet
Free
Robust DIY Lathe Design with Wide Bed and Adjustable Spindle Box
MACHINE DESIGN · DIY LATHE

Robust DIY Lathe Design with Wide Bed and Adjustable Spindle Box

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
PreviewGet
Free
CNC Router with 330x455x100mm Travel and Water Cooled Spindle
MACHINE DESIGN · CNC ROUTER

CNC Router with 330x455x100mm Travel and Water Cooled Spindle

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
PreviewGet
Free
DIY Milling Machine with 226x150x620mm Machinable Area and 1500W Spindle
MACHINE DESIGN · DIY MILLING MACHINE

DIY Milling Machine with 226x150x620mm Machinable Area and 1500W Spindle

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
PreviewGet
Free
XKB Connectivity DM1-16UP-1 Microswitch SPDT Vertical Model
ELECTRICAL · XKB CONNECTIVITY DM1-16UP-1

XKB Connectivity DM1-16UP-1 Microswitch SPDT Vertical Model

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
PreviewGet

Browse CAD models by file format

STEP CAD modelsSTL CAD modelsIGES CAD modelsOBJ 3D modelsPLY modelsDWG drawingsDXF drawings

Browse CAD models by category

Automotive CAD modelsAerospace CAD modelsRobotics CAD models3D printing CAD modelsArchitecture CAD modelsIndustrial design CAD modelsMedical CAD modelsElectrical CAD models
Free
DM1-16UD-1-XKB-1A 30V SPDT Micro Switch - High Durability Limit Switch
ELECTRICAL · DM1-16UD-1-XKB-1A

DM1-16UD-1-XKB-1A 30V SPDT Micro Switch - High Durability Limit Switch

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
PreviewGet
Free
Waterproof Brushless RC Motor F2838-350KV for Model Vehicles
AUTOMOTIVE · F2838-350KV

Waterproof Brushless RC Motor F2838-350KV for Model Vehicles

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
PreviewGet
Free
Ball Plunger Positioning Screw Fixing Nut - Stainless Steel Precision Component
MACHINE DESIGN · BALL PLUNGER

Ball Plunger Positioning Screw Fixing Nut - Stainless Steel Precision Component

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
PreviewGet
Free
5 Degrees of Freedom Robotic Gripper for Advanced Automation
ROBOTICS · 5 DEGREES OF FREEDOM

5 Degrees of Freedom Robotic Gripper for Advanced Automation

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
PreviewGet
Free
High Precision Single-Axis Robot with Ball Screw and Slide
ROBOTICS · SINGLE AXIS ROBOT

High Precision Single-Axis Robot with Ball Screw and Slide

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
PreviewGet
Free
High Precision Single-Axis Robot with Ball Screw and Slide Mechanism
ROBOTICS · SINGLE AXIS ROBOT

High Precision Single-Axis Robot with Ball Screw and Slide Mechanism

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
PreviewGet
Free
Custom Straight Line Engine for Guilloche Pattern Creation
MACHINE DESIGN · STRAIGHT LINE ENGINE

Custom Straight Line Engine for Guilloche Pattern Creation

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
PreviewGet
Free
Functional 1:15 Scale Pallet Jack Model for 3D Printing
INDUSTRIAL DESIGN · PALLET JACK

Functional 1:15 Scale Pallet Jack Model for 3D Printing

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
PreviewGet
Free
Screw Ball Mechanism with Ø28 and 10 mm Pitch
MACHINE DESIGN · SCREW BALL MECHANISM

Screw Ball Mechanism with Ø28 and 10 mm Pitch

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
PreviewGet
Free
Sequential Gear Shifter Assembly with Aluminum Profiles and Prismatic Bearings
MACHINE DESIGN · SEQUENTIAL GEAR SHIFTER

Sequential Gear Shifter Assembly with Aluminum Profiles and Prismatic Bearings

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
PreviewGet
Free
Ball Screw Support Units Fixed Side Square Type BK Series
MACHINE DESIGN · BALL SCREW SUPPORT UNIT

Ball Screw Support Units Fixed Side Square Type BK Series

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
PreviewGet
Free
Ball Screw Support Units - Support Side Square Type BF Series
MACHINE DESIGN · BALL SCREW SUPPORT UNIT

Ball Screw Support Units - Support Side Square Type BF Series

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
PreviewGet
Free
Ball Screw Support Units Fixed Side Round Type FK Series with C5 Grade Accuracy
MACHINE DESIGN · BALL SCREW SUPPORT UNIT

Ball Screw Support Units Fixed Side Round Type FK Series with C5 Grade Accuracy

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
PreviewGet
Free
Ball Screw Support Units - Support Side Round Type FF Series
MACHINE DESIGN · BALL SCREW SUPPORT UNIT

Ball Screw Support Units - Support Side Round Type FF Series

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
PreviewGet
Free
Manual Linear Stage Design with ISO Standard Components
MACHINE DESIGN · MANUAL LINEAR STAGE

Manual Linear Stage Design with ISO Standard Components

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
PreviewGet
Free
Concentrated Solar Power Steam and Electric Generator Model
ENERGY AND POWER · CONCENTRATED SOLAR POWER

Concentrated Solar Power Steam and Electric Generator Model

.STEP
Open STEP file viewerConvert STEP to STL
0 downloads
PreviewGet
prev...1314151617...next
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