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Hammer without special sealing unit, in which in the cabinet or box above the chick an annular space is provided, in the lubricant under pressure out of a chamber on the lower end of the chick and the kueken is guided by the cap in its seat is securely held
Hammer without special sealing unit, in which in the cabinet or box above the chick an annular space is provided, in the lubricant under pressure out of a chamber on the lower end of the chick and the kueken is guided by the cap in its seat is securely held
