Draw Bore Keyway

This tool automates the process of adding a Keyway (Key slot) to an existing circular hole.

Smart Logic

(Updated v1.2) The logic has been improved to handle existing centerlines correctly without cutting errors.

Simple Input

Generates the keyway geometry simply by　selecting the circle and inputting the width and height.

The keyway is automatically drawn and trimmed into the circle.

1. 1.Type KEYH in the command line and press Enter.
2. 2.Select the Circle (The hole where the keyway will be added).
3. 3.Enter the Width of the keyway.
4. 4.Enter the Height of the keyway.