Tool for a wiper for stamps comprising: a stripper for stamps with an outer, load-bearing, essentially cylindrical hollow structure (21, 321) which is connected to a punching machine or press, - A movement transmission means (18, 318, 418) which is movable and can transmit to the stripper for stamp by a linear movement parallel to a defined direction (X) the force required for the operation of the stripper for stamp, thereby characterized that it also includes: a drive means (210, 216, 317, 417) which can control the movement transmission means (18, 318, 418), - A proximity sensor means (33, 53, 63, 73) which can detect the position of the drive means (210, 216) or the movement transmission means (318) in the corresponding operating states.
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