Slotted Holes Pro, gives you the tools to add an array of short or long slotted holes, or round holes.

Spin3D new dialog interface makes it easy for you to rotate single or multiple objects in 3D model space, in any of the X, Y or Z planes. App handles all UCS changes so you don't have to.

It doesn’t get any easier than this! Draw Steel Joist Girders in 3D, just by selecting a single line in 3D Model Space.

Creates 3D steel saddles for horizontal vessels.

Bronze Valves 3D allows the user, without having to change the UCS, to easily place valves in various 3D views by selecting one of the toggles on the dialog. Also these valves are realistic looking.

Using Joist 3D, you can create 3D solids for K-Series and KCS bar joists, simply by selecting a single line you draw in 3D model space!

Steel Valves 3D allows the user, without having to change the UCS to easily place valves in various 3D views by selecting one of the toggles on the dialog. Very realistic looking set of valves.

PVC Valves 3D allows the user, without having to change the UCS to easily place valves in various 3D views by selecting one of the toggles on the dialog. Includes 117 flanged and socket valves.

Copy, rotate objects in an array-like way. Break purlins lines to show lappings in few clicks.

HVAC Round Duct 2D version is a quick input parametric 2D drafting program for the creation of HVAC Round Duct and Fittings. Also draws flexible duct run-outs to registers.

Joist2K2D Steel Joist & Girder Series module includes the K, VS, LH and DLH Series and Joist Girders 2D Version. Easily create a wall section with a partial bar joist to the right or left side.

Why spend 15 to 20 minutes creating a Bar Joist when you could do the same thing in 30 seconds by using the Joist2K program? Joist2K module includes the K, VS, LH and DLH Series and Joist Girders.

Available Sections Include: Standard C Section, Downturn Lip C Section, Standard Z Section, Downturn Lip Z Section, Cold Formed Z, U Section, and Jamb Stud.

Tanks 2D includes five vertical tank styles, and three horizontal vessel types. The program has a simple dialog box interface allowing the user to specify the dimensions.

Tanks 3D includes five vertical tank styles, and three horizontal vessel types. The program has a simple dialog box interface allowing the user to specify the dimensions.

Weld2K delivers a clean and simple user dialog interface for adding ANSI/AWS Welding Symbols to contract documents. Parametrically creates an unlimited number of Weld Symbols on demand.

Draw Steel Joist Girder Elevations in 2D by simply picking 2 points. Steel Joist Girder Series App includes LH, DLH and Joist Girders.

SteelPLUS™ Structural Shapes 2D/3D includes W-Shapes, Channels, Single/Double Angles, Square & Rectangular Tubing, Pipes, M, S, HP Shapes and Tees as listed in the AISC / CISC Steel Manual.

Creates multiple-types of 3D screw and/or fastener hardware with a variety of head types in Imperial and Metric units. It comes with built –in post processing tools for block modifications.

Functions to find and flag vertices of unblocked and blocked polylines marked with a cross. The app will then fix and move/snap these entities to a user-defined grid-snap.

Creates multiple-types of 3D screw and/or fastener hardware with a variety of head types in Metric units

Creates multiple-types of 3D screw and/or fastener hardware with a variety of head types in Imperial units.

Creates a 2D or 3D spring object from user-input; Height, Pitch, Diameter and number of Coils

Converts polylines that have a width to outlines (closed 0 width polygons) with the option for RCONT or SCOMP ends or WYSIWYG (What You See Is What You Get)