Roland GR-640 User Manual page 254

Setting the Margins and the Distance between Crop Marks
Take into account the margin necessary for cutting the material and set the crop
mark position.
When Using CutStudio
When Using Illustrator/CorelDRAW
Tool Marks
Tool marks are used for manual alignment when it is not possible to perform
automatic alignment using crop marks. Tool marks are printed around the crop
marks when using the included CutStudio and plug-in software.
Cutting in Tool Mode (1)
Tool marks