https://www.acehardware.com/departments/tools/saw-blades/coping-saw-blades/2034189
Olson 3 in. Carbon Steel Scroll Saw Blade 18.5 TPI 6 pk Mfr# FR42901 - Ace Hardware
3 inch pin end hobby blades measure 2-3/4 inch between pins and are available with regular or skip teeth. They are used on dremel motosaw-(the older models),...