LTP 61 Shut-off Nutrunner - Atlas Copco

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How important is accurate
tightening for your customers?
Some joints are more critical than others. If you need
a higher level of accuracy in your work, take a look at
Atlas Copco’s shut-off nutrunners.
They have become standard pieces of equipment
at truck manufacturers such as Scania and Volvo.
And are becoming more and more common in
service workshops. Why?
The same torque time after time
A shut-off nutrunner is a reliable tool. You decide
what torque you want – anything from 60 - 4 000 Nm
depending on the model – and that’s what you get.
No more, no less. Even in soft joints.
And as the name suggests, it shuts off at the
torque you have selected. So you get the same accurate
result time after time – regardless of the operator
and their level of experience.
A clear shut-off signal tells operators when the
tightening cycle is fi nished. Not only does this
ensure high accuracy, but it also boosts productivity
because the operator can immediately move on to
the next bolt without having to spend time checking
to see if the bolt needs tightening a little more.
First the bad news
A shut-off nutrunner gives you reliable tightening
because of the way it builds up torque in a smooth,
controlled and continuous way.
This produces excellent quality in the tightening
phase. However, with a standard shut-off nutrunner,