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2. Grinding wheel - Wikipedia

   en.wikipedia.org/wiki/Grinding_wheel

   Grinding wheels are self-sharpening to a small degree; for optimal use they may be dressed and trued by the use of wheel or grinding dressers. Dressing the wheel refers to removing the current layer of abrasive, so that a fresh and sharp surface is exposed to the work surface. Trueing the wheel makes the grinding surface parallel to the ...

3. Bench grinder - Wikipedia

   en.wikipedia.org/wiki/Bench_grinder

   A wire brush wheel or buffing wheels can be interchanged with the grinding wheels in order to clean or polish workpieces. Stiff buffing wheels can also be used when deburring is the task at hand. Some buffing machines (buffers) are built on the same concept as bench grinders except for longer housings and arbors with buffing wheels instead of ...

4. Polishing (metalworking) - Wikipedia

   en.wikipedia.org/wiki/Polishing_(metalworking)

   Buffing may be done by hand with a stationary polisher or die grinder, or it may be automated using specialized equipment. When buffing there are two types of buffing motions: the cut motion and the color motion. The cut motion is designed to give a uniform, smooth, semi-bright surface finish.

5. Rotary tool - Wikipedia

   en.wikipedia.org/wiki/Rotary_tool

   A pneumatic die grinder with a right-angle head. A cordless battery-powered rotary tool used for light tasks. A die grinder or rotary tool is a handheld power tool and multitool used for grinding, sanding, honing, polishing, or machining material (typically metal, but also plastic or wood).

6. Abrasive - Wikipedia

   en.wikipedia.org/wiki/Abrasive

   Assorted grinding wheels as examples of bonded abrasives. A grinding wheel with a reservoir to hold water as a lubricant and coolant. A bonded abrasive is composed of an abrasive material contained within a matrix, although very fine aluminium oxide abrasive may comprise sintered material.

7. Grinding machine - Wikipedia

   en.wikipedia.org/wiki/Grinding_machine

   Rotating abrasive wheel on a bench grinder. Pedal-powered grinding machine, Russia, 1902. A grinding machine, often shortened to grinder, is any of various power tools or machine tools used for grinding. It is a type of material removal using an abrasive wheel as the cutting tool. [1]