The complete set of the Clearly Perfect Slotted Trimmers by New Leaf Stitches! Set contains the original set (Trimmers A & B), both the larger Slotted Trimmers A2 and B2, along with Trimmer C and Trimmer D. A total of 6 Slotted Trimmers. Please see individual product listings for more detailed information on each item. An easy, efficient and accurate way to trim half-square triangles. Align the seam of an unpressed hst with the dashed lines and with 2 easy strokes, trim all four sides. The exclusive edge slots allow for trimming dog ears at the same time. There's no need to rotate and realign fabric. Other uses include: squaring-up hourglass blocks; strip piecing hst; strip/tube method of block construction; and fussy cutting