MIECO's 4 QCSMS (Quick Cross Section Microscope Slides) M2525 M3140 M3162 M2524L

Part# M2525 slot size .025" (.64mm) wide .025" (.64mm) thick.

Part# M3140 slot size .04" (1.01mm) wide .031" (.79mm) thick

Part# M3162 slot size .062" (1.6mm) wide .031" (.79mm) thick

Part# M2524L slot size .025" (.64mm) wide .024" (.61mm) thick.