Clearly Perfect Slotted Trimmer B2 ~ Quilting Tool by New Leaf Stitches
Brand: New Leaf Stitches, LLC

B2 ~ LARGER SIZE~ Squares up to 10" blocks in full-inch increments. 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. Trims up to 6 slotted sizes: 5" to 10" (Nine full-inch sizes). This larger ruler is for trimming full-inch sizes only. Other uses include: squaring-up hourglass blocks; strip piecing hst; strip/tube method of block construction; and fussy cutting.

~ LARGER~ size! Squares up to 10" blocks: 6 slotted sizes (9 full-inch sizes).
EASY, EFFICIENT and ACCURATE method to trim and square-up half-square triangles. INSTRUCTIONS ARE PRINTED on these quilting rulers, so you never have to look for instructions.
One alignment. Two Cuts = trims all four sides of half-square trianlges. Makes cutting quilt pieces go faster.
Exclusive edge slots removes dog ears at the same time. Makes the assembly of quilt pieces more accurate
Other uses includes: Squaring-up hourglass blocks; strip piecing half-square triangles; strip-tube method of block construction; fussy cutting.