# Free Online 3D File Viewer | STL, STEP, OBJ Viewer

> Free online 3D CAD viewer: open STL, STEP, OBJ, IGES and BREP files in your browser. Files never leave your computer - instant preview with wireframe and axis tools.

https://www.sinbo-machining.com/resources/3d-viewer/

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## On This Page

- 3D File Viewer
- Parts by Material
  - Aluminum CNC Machining Services
  - Stainless Steel CNC Machining Services
  - Titanium CNC Machining Services
  - Copper & Brass CNC Machining Services
  - Plastic CNC Machining Services

# 3D Model Viewer

## 3D File Viewer
Drag & drop 3D files to view. Rendered locally in your browser, no upload to server.Supported formats: STL, STEP/STP, OBJ, IGES, BREP 📄 Drag & Drop Files Here or Click to Select File STLSTP / STEPOBJIGESBREP Loading STEP Engine... Loading file...
## Parts by Material
[
### Aluminum CNC Machining Services
Expert aluminum CNC machining services for custom aluminum parts. Precision manufacturing of 6061, 7075, 5052 aluminum a… ](https://www.sinbo-machining.com/products/materials/aluminum/)[
### Stainless Steel CNC Machining Services
Precision stainless steel CNC machining services for custom stainless steel parts. Expert manufacturing of 304, 316, 17-… ](https://www.sinbo-machining.com/products/materials/stainless-steel/)[
### Titanium CNC Machining Services
Titanium CNC machining in Grade 2, Grade 5 and Grade 23 for aerospace, medical and industrial components, from prototype… ](https://www.sinbo-machining.com/products/materials/titanium/)[
### Copper & Brass CNC Machining Services
Precision copper and brass CNC machining: custom parts in copper, brass and bronze with excellent electrical conductivit… ](https://www.sinbo-machining.com/products/materials/copper/)[
### Plastic CNC Machining Services
Expert plastic CNC machining services for custom plastic parts. Precision manufacturing of ABS, Acrylic, Delrin, Nylon,… ](https://www.sinbo-machining.com/products/materials/plastic/)