Hrph 39 Pcs Shaped Style Hole Hollow Punch Cutter Set Leather Craft Diy Tool For Handmade Generic Color: Black Material: Steel Weight:16pcs: 120g, 24pcs:90g,28pcs:230g,39pcs:300g There are 16/24/28/39 shape, vrious shape for you choose It is very usefull to make a hole for camara of cell phone and other small goods