Fiskars Round 'n Round Twist and Flip Corner Punch (01-001448)
Perhaps the most used tool in any crafter's bag is the corner punch.  The Fiskars Twist and Flip 2-in-1 Corner punch combines two popular corner rounders in one tool.  Now you'll have your two favorite tools in half the space, leaving room in your bag for other great Fiskars tools.  Even if you are not an avid crafter you will find many uses for the 1/2 inch and 1/4 inch sides.  Easy to use.  Just lift the tab and twist half a turn.  Fold down tab to original position and begin clipping.