Main Category : Cool Tools Quilters Calculator [ enlarge ] Item Id: 5413355 Price: $39.95 Qty :   Use the Quilter's FabriCalc to convert your iedas into usable dimensions - Yards, Inches or Metric measurements. Solutions are built-in for Blocks, Squares, Diagonals, 1/2 and 1/4 Square Triangles, Diamonds and much more.