Star disc cutter features 5 hardened steel punches in star shapes. Easily cut soft non-ferrous metals such as gold, silver, copper, brass, aluminum, and nickel silver up to 20 gauge thick. Cuts fine clean shapes in sizes 12mm, 15.25mm, 17.75mm, 20.4mm and 23mm. Made using hardened tool steel with sharp edges. Base measures 3" x 3" x 1"
Recommended use with a 1lb or 2lb brass hammer or in a hydraulic press.
Best Practice: Use a rubber pad underneath for support. Do not exceed maximum thickness keeping in mind to use only soft non-ferrous metals. Use the appropriate hammer. Keep cutting edges down, well lubricated (using bur lube or bees wax) and store in a dry location.