PURPOSE:To obtain a stamp for rotary type powder compacting machine which easily manufactures and can prevent slippage of centers of a barrel part and com slide head part and can easily bore a stamp holder hole to a rotary disk. CONSTITUTION:The tip part 69 of the stamp having slenderer than the barrel part 68 is integrally connected at the one end of the barrel part 68 and a cam sliding head part 71 is integrally connected through a neck part 70 being slenderer than the barrel part 68 at the other end of the barrel part 68. Further, a tapered cam sliding surface 71a connecting the cam sliding head part 71 with the neck part 70 is provided. The barrel part 68 and the cam sliding head part 71 are made to be the same diameter.
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