cross section of the finished product the bandolier 10 then carries the metal blank 9 to the second coining station 12 the second coining station 12 of the progressive die comprising an upper coining die 12 a and a lower coining die 12 b is show generally in fig2 and in greater detail in fig4 a the upper coining die 12 a is shaped to provide the correct final cross section area and to promote the flow of material to the center 17 the lower coining die 12 b is flat to promote material flow fig4 b shows the profile 18 of the metal blank 9 following action of the second coining station 12 wherein the edges 19 have a thickness 5 that matches the thickness of the finished product 1 the bandolier 10 then carries the metal blank 9 to the third coining station 13 the third coining station 13 of the progressive die comprising an upper coining die 13 a and a lower coining die 13 b is shown generally in fig2 and in greater detail in fig5 a the third coining station 13 reforms the metal blank 9 to the final shape and required dimensions fig5 b shows the profile 20 of the finished product 1 the first and second coining stations 11 and 12 established the conditions allowing the flow of material to the center 17 at the third coining station 13 providing the.