Decal sheets are an easy way to keep similar parts together. They're easier to peel and apply, and there's no hunting for a missing decal during assembly.
Article: Empire’s Decal Sheets Advance Lean Manufacturing Practices
"This new application eliminated nearly two dozen SKUs in
inventory and the time previously required to count out the individual labels for each
production item, resulting in significant improvements in productivity without
sacrificing quality or durability. Following the successful rollout of the gang application
on one generator line, ITW-GSE was so pleased with the results that they
implemented the solution on eight other products."
— Hobart/ITW-GSE case study
