A reamer is a machining tool that is used to make existing drilled, bored or cored holes more precise and to improve their finish. It is mainly used in metalworking.Know More
A reamer is used as a hand tool and in spindles of machine tools, such as drill presses and milling machines.
The adjustable hand reamer is used for unbroken holes. It features disposable blades that slide along a tapered groove. The straight precision reamer is self-centering and is used to make minor hole enlargements. It removes the imperfections left by drills and other tools, creating a hole that is closer to one suited for a theoretical perfect cylinder.Learn more about Architecture
A cold chisel is used to remove excess or unwanted metal in situations where the finish does not need to be very smooth. It's called a cold chisel because it's not meant to be used with heating tools or hot metal.Full Answer >
The Empire State Building is used for many things including office locations and as a popular tourist attraction. It stands 1,454 feet high and was built in 1931.Full Answer >
More than 20,000 workers and 1,000 elephants were used in the construction of the Taj Mahal. Construction of the Taj Mahal began in 1632 and took 20 years to complete. Workers came from India, Persia, Europe and the Ottoman Empire. The Taj Mahal is a mausoleum made from white marble.Full Answer >
Materials used to construct the Eiffel Tower include wrought iron, steel and paint. Wrought iron forms the majority of the tower structure while steel provides additional support and paint adds aesthetic appeal along with protection from corrosion.Full Answer >