The product is a pack of 2 cut-off parting blades made of 5% cobalt steel, measuring 1/8 x 7/8 x 6 inches. These rectangular lathe tool bit blanks are designed for metalworking, specifically for CNC and manufacturing purposes. The M42 cobalt tool bit material ensures durability and strength, making it a reliable choice for precision cutting and parting. The product comes with a California Prop 65 warning due to the presence of chemicals known to cause cancer and birth defects.