"Create perfectly round holes in an instant with this Polymer Clay Hole Punch Set. it includes 16 hole punch pieces ranging from 1mm – 10mm (0.04in – 0.39in), housed inside a compact carry tin to keep them all together. Using the clay tools is easy, just press down to stamp into your clay of choice and lift! Pick up a clay hole cutter set to make things easier during your next sculpting session. Includes 16 hole punch sizes: 2 x 1mm (0.04in), 1.5mm (0.06in), 2mm (0.08in), 2.5mm (0.10in), 3mm (0.12in), 6mm (0.24in), 8mm (0.31in), 10mm (0.39in)."