Brand New Havel's Sergical Edge Seam Ripper. Havel's Seam Ripper. Features a curved blade with surgical sharpness. This seam ripper is ideal for serged and regular seams, great for embroidery, and you'll have no tugging or poking. Slide blade under seam while keeping point away from fabric. Includes a safety cover. Priced per package - 1 seam ripper.