FileExamples
.stl

Mechanical Part

A sample STL 3D model file of a mechanical part, widely used for 3D printing and CAD applications.

.stl

Mechanical Part

3d file · 350 KB

A sample STL 3D model file of a mechanical part, widely used for 3D printing and CAD applications.

Format
STL
Size
350 KB
MIME
application/vnd.ms-pki.stl
Bytes
358,400
Download STL

File Details

File Name
Mechanical Part.stl
Format
STL
File Size
350 KB
Category
3D Models
MIME Type
application/vnd.ms-pki.stl
License
Free for testing

About STL Files

STL (Stereolithography) is a 3D model file format widely used in 3D printing, CAD, and rapid prototyping. STL files describe the surface geometry of 3D objects using triangular facets. Both ASCII and binary STL formats are supported by virtually all 3D printing software, slicers, and CAD applications.

Common Use Cases for .stl Files

  • Testing file upload and download functionality in web and mobile applications
  • Validating STL parsers, converters, and rendering engines
  • QA and automated testing in CI/CD pipelines
  • Prototyping applications that process 3d models files
  • Learning about the STL file format structure and metadata