A tool for injecting chemical anchor resin into a hole in a wall, comprising a main handgrip for holding the tool, a trigger for operating at least one function of the tool, and a member of elongate shape intended to be inserted into a hole in the wall, said tool being equipped with a depth stop intended to bear against the wall, wherein the depth stop is situated at a free longitudinal end of a piston rod of a linear actuator of the tool and in that the tool further comprises actuator control mechanism(s) configured to vary the deployed length of said piston rod while the tool is in operation.

An oral care system including a toothbrush and a dispenser that is detachably coupled thereto. In one aspect, the invention can be an oral care system comprising: a toothbrush comprising a handle, a head and a plurality of tooth cleaning elements extending from the head; and a dispenser detachably coupled to the toothbrush, the dispenser comprising a housing, a first reservoir chamber disposed in the housing containing a first oral care material, and a second reservoir chamber disposed in the housing containing a second oral care material, the second oral care material different than the first oral care material.

A dispensing apparatus includes a body, two inlets for flowable masses and two outlets through which the flowable masses can be dispensed, with one inlet being connected to one outlet and the other inlet being connected to the other outlet through the body. The two inlets are spaced apart from one another by a first spacing and the two outlets are spaced apart from one another by a second spacing, and with the second spacing being larger than the first spacing. A connection ring engages the body and is pre-mounted to the body. The dispensing apparatus is configured to be non-releasably connected to a two-component cartridge via the connection ring for the supply of the flowable masses to the inlets.