45mm Round Pinking Blades ( 6 Pack ) Scalloped Edge Replacement Rotary Blades for Rotary Cutters ( 6 Pack ) 45mm Scalloped Edge Round Pinking Blades for Rotary Cutters Ideal for cutting and pinking fabric, cloth, paper, plastics Polished Razor Sharp Round Blades used for dressmaking, quilting, sewing & hobbies RTFI Brand by Ruth's Tree Farm 45mm Round Blades available in refills of 3 Pack, 6 Pack or 12 Pack