# Rundown Introduction

Rundown step is the part of the tightening from when the screw enters the thread until just before the screw head touches the underlying surface and snug is reached. The torque required during rundown does not contribute to any clamping force.

Function | Condition | Description
--- | --- | ---
Self tap | Optional | Is used for self-threading screws.
Rundown speed | Selectable |
Rundown torque limits | Optional | Monitors the torque and checks that values are within limits.
Rundown angle limits | Optional | Monitors the angle and checks that values are within limits. When this feature is enabled, the Time monitor is automatically enabled.
Post view torque | Optional | Used to monitor torque peaks. Can be switched On or Off.
Rundown complete torque | Mandatory | Final target value for rundown. When the torque is achieved, the program may move on to tightening.