ACME Pro Grade Tungsten Jigs are made from high-purity tungsten for more weight in a smaller package and super-sharp Japanese steel to easily hook and land more fish. The HD2 high-definition/high-durability finish adds attention-grabbing flash that will last. ACME HD2 high-definition/high-durability finish Super-sharp Japanese steel to catch more fish High-purity tungsten offers heavy weight in a small package Size 3: #12 hook Size 4: #10 hook Order today!