Flap discs are a versatile abrasive tool most commonly used for deburring, polishing and grinding a range of materials. When using flap discs, there are several things to consider to ensure you’re using the flap disc correctly and safely. Without the proper technique, equipment and protective gear, you run the risk of not only ruining your project but also seriously harming yourself. Preparation & Handling Before you use your flap disc, there are a couple of things to do to prepare. Inspecting and Selecting the Flap Disc Selecting the correct flap disc will vary based on your specific application....