5/8" (15.8mm) hole punch. Matching punch and die to set grommets - No5RF (roll form set). Matching punch and die to set eyelets - No31RF (both roll form set). Matching eyelets and grommets - No31, No30 & No5.

99% of the textile fastener production problems OPAS are asked to advise on originate from incorrect or poorly made tooling so if you are in any doubt as to the tools you need then please contact us - our advice comes free!