What functionality does the Exchange add-on module give me?

This module enables you to:   

-> Freely import, modify and export the industry standard STEP and IGES file formats, exchange design data with CAD tools such as SolidWorks, CATIA, PTC Creo (Pro/ENGINEER), AutoCAD, etc.

-> A low-cost 3D design solution ideal for companies wanting to create product concepts, without having to invest in 3D CAD licenses & training

-> Reduce reliance on contractors for final design creation and manufacturing

Product page: https://www.rs-online.com/designspark/introducing-the-new-designspark-mechanical-add-on-modules

Buy here:

USA, Canada, Mexico customers (select USD as currency) - http://export.rsdelivers.com/category/3d-printing-software/25807#PI-1|PS-20|viewtype-0|A-4390_393628|

Rest of World:

Exchange - https://www.rs-online.com/designspark/purchase-product/8523012 
Drawing - https://www.rs-online.com/designspark/purchase-product/8523015 
Bundle - https://www.rs-online.com/designspark/purchase-product/8523019