# Shank Helix

### **Step 1**: Helix Command

Go to the **Curve** tab, select the **Helix** command.

<img src="https://www.rhinoartisan.com/wp-content/uploads/2024/07/Curve-Helix-1024x184.png" alt="" height="144" width="800">

### **Step 2**: Create the Helix

In the command prompt, type **0** as the start of the axis and press **Enter**.

<img src="https://www.rhinoartisan.com/wp-content/uploads/2024/07/Helix_center-1024x427.png" alt="" height="334" width="800">

**Step 3**: With **Ortho mode** enabled, set **6 millimeters** for the axis and click the green line in the perspective viewport.

<img src="https://www.rhinoartisan.com/wp-content/uploads/2024/07/Helix_End-1-1024x427.png" alt="" height="334" width="800">

**Step 4**: In the command prompt, switch to **Diameter** mode, set **Turns** to **1.25**, and enter **17.19 millimeters** for the diameter.

<img src="https://www.rhinoartisan.com/wp-content/uploads/2024/07/Group-30-1-1024x203.png" alt="" height="159" width="800">

**Step 5**: From the front view, select the top as the creation point of the helix.

<img src="https://www.rhinoartisan.com/wp-content/uploads/2024/07/FRONT-VIEW-1024x380.png" alt="" height="297" width="800">

### **Video Lesson**

{% embed url="<https://www.rhinoartisan.com/wp-content/uploads/2024/07/3_L4.mp4>" %}

**Next Step**: Create the profiles for the helix sweep.


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