multi spindle drilling head is a kind of ajustable miltispindle drilling head. The distance between three spindles can be adjusted with screws.
The distance is between 20-112mm
this kind of multi spindle drilling head is used on different hinge boring machine mainly,
It can drill 3 holes in one time.
The two spindles at sides can be adjusted. You can see the numbers on it and control the distance.
The distance can be customized and the maximum can be done is 16mm