Includes 30, 45 & 60 degree angles. Marked with 1/8in grid; 3in square. Easy to manipulate for quick cuts. Convenient size for home or class. Marked for left or right hand use. Uses include: Cutting squares from strips. Cutting strip sets into segments. Cutting pieces for miniature quilts. Trimming foundation piecing. Cutting diamonds, triangles & hexagons. Use for Seminole patchwork.