To hold the centerline on the workpiece will help the device shown in the figure.
Recommend to read
THE BOLT WITH THE WEDGE?
Yes, this method will provide a "dead" mount them in the parts exposed to vibrations, which he can gradually get out by itself. To avoid this, enough in the shank of the bolt to make a...
A compressor is always useful
The compressor unit may not be as essential in a home workshop or a car enthusiast’s garage as an electric drill or a vise. However, when such a unit is available, it greatly simplifies...