GBC 150 Creasematic - Manual (Page 9)

1/8”(3.17mm) 1/4” (6.35mm)
Position of Perforating wheels when in open position
Position of perforating wheels when in closed position
Lower
perforating
wheel
Lower shaft
Upper shaft
Upper
perforator
wheel
Control wheel
Control wheel
Perforator Set-up
Top perforating wheel
is pushed against spring
as perforator is closed
Do not adjust
this screw