The Clarke CHT733 is a professional grade mortar gun which can be used as a mortar or tile grouting gun. It is ideal for re-pointing walls, filling gaps in patio slabs and grouting floor or wall tiles, this gun set is simple and easy to use - ideal for professionals or DIYers. 380mm Aluminium body. Heavy duty ratchet mechanism and plunger. Pack contains three different nozzle designs. Also contains filling scoop and spare plunger.