The two most common types of transfer associate degrees are the Associate of Arts (AA), a liberal arts degree, and the Associate of Science (AS), a liberal arts degree with a greater focus on math and sciences.
Diamond wheel. Diamond wheels are grinding wheels with industrial diamonds bonded to the periphery. They are used for grinding extremely hard materials such as carbide cutting tips, gemstones or concrete. The saw pictured to the right is a slitting saw and is designed for slicing hard materials, typically gemstones.
Types of surface grinding machines. Tool and cutter grinder. In grinding tools by hand a bench or pedastal type of grinder is used. The tool is hand. held and moved across the face of the wheel continually to avoid excessive grinding. in one spot. For sharpening miscellananeus cutters a universal type grinder is used.