Free hatching pattern files are  fully compatible with AutoCAD 2017 and AutoCAD LT 2017.  Click here to access our Free Hatch Pattern Collection 

 Browse the collection and download the free CAD hatch patterns and AutoCAD 2017 custom line types you need. Over 300 free AutoCAD 2017 architectural ADT hatch patterns  to choose from. The free AutoCAD PAT files are AutoCAD 2017 compatible

The CAD library includes free Autodesk 2017 CAD wood pattern files , free stone hatches,  brick hatch patterns, geometric patterns and many scales & swatches of each design.