Understanding flap disc features, including how to trim them
Flap discs allow the user to grind and finish with one product. This minimizes the number of products required to complete a job, eliminates the need for product changes and, ultimately, minimizes downtime.
Used almost exclusively on right-angle grinders, flaps can be applied at an angle or flat to the workpiece. Type 29 conical discs with angled flaps provide greater work surface contact for stock removal. Type 27 discs with flat flaps are used primarily on flat surfaces and are the best choice for light pressure applications, such as blending and finishing.
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