Efficient and Accurate: The electric mortar grouting gun features a semi-automatic mode that accelerates mortar application up to five times faster for all types of masonry joints, allowing for a quick reload of 1/2 gallon hopper in just 10 seconds. High-Quality Construction: Made from stainless steel and plastic, this mortar grouting equipment is lightweight and designed for a long service life, ensuring ease of transport and operate. User-Friendly Design: The cement caulking gun comes with two detachable nozzles, flat and round, to accommodate various grouting needs, enhancing convenience during the application. Versatile Applications: This electric filling grouting machine is suitable for tuck pointing, brick work, stone work, thin brick applications, grouting, crack repairs, and glass block installations, effective on both floors and walls. Service: We are very sorry for the shopping experience you have experienced. If you have any problems with the goods you received, please contact us and we will serve you 24 hours a day.