Fiskars 12 Inch ProCision Rotary Bypass Trimmer (100580-1001) Ideal for making straight, precise cuts through multiple sheets of cardstock, chipboard and grunge board, plus more traditional crafting materials like paper and vellum Dual-rail system eliminates blade wiggle for straight, precise cuts. Spring-action rotary bypass blade stays sharp so it never needs to be replaced Folding design provides space-saving storage and transport Lifetime warranty