A cutter and a caulking gun having the same are provided. The cutter is configured to be connected to a caulking gun having a connecting member which is disposed on the caulking gun and includes a first assembling portion. The cutter includes a main body including a base and a cutting portion connected with the base, the cutting portion includes a cutting blade, and the base includes a second assembling portion configured to be detachably connected with the first assembling portion.

A robotic end effector system and method having a plurality of end effectors which are selectively suitable for particular applications on a workpiece. The end effectors include a resident controller adapted to execute tasks specific to the end effector and are rapidly attachable and removable from the robot for easy change over to different workpieces.

A cutter is configured to be mounted to a push rod of a caulking gun. The push rod includes a pushing portion for pushing a container containing a caulking material and a rear end portion opposite to the pushing portion. The cutter includes: an assembling portion, configured to be mounted at the rear end portion of the push rod;

and a cutting portion, connected with the assembling portion and including a cutting member. A caulking gun including the cutter is further provided.

A cutter is configured to be mounted to a push rod of a caulking gun. The push rod includes a pushing portion for pushing a container containing a caulking material and a rear end portion opposite to the pushing portion. The cutter includes: an assembling portion, configured to be mounted at the rear end portion of the push rod; and a cutting portion, connected with the assembling portion and including a cutting member. A caulking gun including the cutter is further provided.

A cap for use with a sleeve that receives a chub having material to be expelled through the cap. The cap has a base with a lower face with a downwardly depending skirt for receiving in or about an end of the sleeve. The base and the skirt define a cap body having an open interior. A bore extends through the base. One or more downwardly depending barbs are positioned on the lower face and about the bore. The barbs pierce the end of the chub when the skirt is received in or about an end of the sleeve, the chub is received within a longitudinal passageway through the sleeve, and the chub is advanced toward the cap and against the barbs. The barbs encourage movement of a portion of the end surface of the chub away from the bore as the chub is forced against the barbs.