3D Spiral Stair for AutoCAD Metric Units
is a fast, easy-to-use, low-priced spiral stair creator. Enjoy the simplicity of 3D Spiral Stair, an innovative, versatile and powerful add-on for all AutoCAD
version from 2000 to the latest. 3D Spiral Stair for AutoCAD Metric Units
lets you build complete, highly detailed 3D spiral stairs in your choice of style. 3D Spiral Stair for AutoCAD Metric Units
includes center post, post plate, tread supports, balusters, landing, and optional riser closure. Just specify floor height and stair diameter. You'll watch the stair being built in seconds. Available settings include 5 attractive architectural styles, several post diameters and a Maximum Riser Height feature, which the program uses for calculating the best configuration to fit your project needs.
After the stair has been constructed, at the command prompt you'll see very helpful information at the design stages, such as number of risers, final riser height, height from tread 1 to tread above, and xy plane landing angle.
This is the Metric Units version. Imperial Units version