One set includes shell, flat metal back, mylar, self adhesive peel and stick magnet. Industry standard size, not for use in Badge-a-Minit Machines.
127*41.5mm Rectangle Magnet button machine complete set
3.5 Self-Adhesive Magnet Set – American Button Machines
1 Round Self-Adhesive Magnet Set – American Button Machines
DE-CNN/data/prep_data/word_idx.json at master · howardhsu/DE-CNN · GitHub
1.5 Self-Adhesive Magnet Set – American Button Machines
3'' Red Flashing Button Kit – American Button Machines
3'' Accent Rings - Five Color Pack - 500pcs – American Button Machines
1.75 Self-Adhesive Magnet Set – American Button Machines
3-1/2 Round Self Adhesive Magnet Button Complete Set Standard Tecre Button Parts - 3.5 inch - Professional Button Makers / Button Machines and Button Making Supplies Shop Made in USA
2x3 Magnet Sets - Paper – American Button Machines
UK HISTORY FINDERS LTD Metal Detectors and Metal Detecting Accessories