We use different hole punch sizes for different kinds of string. We have made a visual guide to explain how all of this works.
TSS-1 Tag Stringer Video Machine Manual
Schematic diagram of the micro punching machine system
M&F Stringing - Hangtags - Eyelets - Loops - Wiring
4 Sizes Round Circle Hole Paper Punch Lot: 1/16, 3/16, 1/8 & 1/4
Metal Extruded Hole Punch Tooling
Stringing Machine Hole Punch Sizes Diagram - M&F Stringing
Automatic Tag Stringing Machine, Tag Stringer
Stringing Machine Hole Punch Sizes Diagram - M&F Stringing
Automatic Hang Tag Eyeleting Machine
Stringing Machine Hole Punch Sizes Diagram - M&F Stringing