June Tailor 9-Inch-by-9-Inch Diamond Cut Slotted Ruler
Diamond Cut Slotted Ruler.  This ruler is a girls best friend.  You will be able to cut perfect 60 degree diamonds every time.  Cut diamonds in 1/4 inch increments without measuring. Simply place the slotted ruler on the fabric strip and cut in slots.  You can cut 1 inch to 6 inch diamonds.  Made in USA.