5 Simple Statements About plat berlubang Explained
As demonstrated inside the figure, tightening the bolt results in a wedge being pushed up from a sleeve, which expands it and brings about it to compress in opposition to the material it truly is getting mounted to.Tentunya, ini sangat membantu dalam menciptakan tampilan estetik yang baik di dalam maupun di luar rumah.Oleh sebab itu, supaya tidak t