Manufactured from high quality alloy steel. Includes a steel die holder with retention screws and knurled handles. Stored in a portable steel storage case. Contents: 3 x 0.5, 4 x 0.7, 5 x 0.8, 6 x 1, 7 x 1, 8 x 1.25, 10 x 1.5, 12 x 1.75mm, Die Holder., Weight: 1.0361726314 pounds, Manufacturer: Sealey