Absorb Members Use the Absorb tool to reverse engineer a skeleton model using lines or 1D elements as input. From the Skeleton ribbon, click the Absorb tool. Figure 1. Select lines or elements. Click to define options. Create joint legs Legs are created at each joint. The legs that are generated span 30% of the member size. Break angle (degrees) Max angular deviation that is considered a straight member. Group prefix Named prefix to use for each new member. On the guide bar, click one of the following: - Apply and stay in the tool - Apply and close the tool - Exit the tool without applying Figure 2. . Original model containing lines only Figure 3. . Absorbed model with joints and members created