Hand mortar spray: the gun body is made of ABS material with good toughness, high strength and durability. High-density pusher: high-density, wear-resistant and deformation resistant rubber muddler And the cement mud can be easily pushed out. Practical: the handle surface is non-slip, the handle is comfortable. Easy to disassemble and clean. Tip: Please rinse with water before drying the cement sludge so as not to stay in the gun body. Application: mainly used for grouting in the installation of anti-theft doors. Fill the Gantry, aluminium window frames and cracks in the wall. The height is 63 x 14 cm, with 4 different nozzles, 14 mm small round mouth, 23 mm large round mouth, 35 mm flat mouth and 60 mm flat mouth.