A coffee stamper (1), essentially consisting of a circular punch unit (2) and an upper part (3), the punch unit (2) having a in the middle of the punch unit (2) arranged blind hole with an internal thread (4), whereby a Web (13) and one on the opposite side of the blind hole (14) located stamping surface (7) are formed, and the upper part (3) has a circular the web (13) of the stamp unit (2) corresponding recess (12) and a bolt (10) with an internal thread (4) of the punch unit (2) corresponding external thread (15), or wherein the upper part (3) in the middle of the upper part (3) arranged blind hole having an internal thread, whereby a web is formed and wherein the stamp unit (2) has a circular recess corresponding to the web of the upper part (3) and has a bolt with an external thread corresponding to the internal thread (4) of the upper part (3), wherein the stamp unit t (2) and the upper part (3) with the corresponding threads (4, 15) can be screwed, wherein the outer diameter (16) of the punch unit (2) corresponds to the inner diameter of a basket or portafilter for receiving coffee grounds, and wherein the outer diameter (17) of the upper part (3) is larger than the outer diameter (16) of the punch unit (2), whereby an edge (6) is formed when the upper part (3) and the punch unit (2) are screwed together, and wherein Upper part (3) has a substantially flat gripping surface (8).
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