Standard Abrasives Quick Change TR Buff and Blend HS Disc 840358, 2 in A MED, 50 per inner 200 per case High Strength non-woven nylon material ensures that this Standard Abrasives Quick Change Buff and Blend HS Disc maintains stiffness and won't tear or fray when faced with challenging edgework or irregular surfacesWithin the Standard Abrasives Buff and Blend product line, the HS Disc offers the best performance for cleaning and light deburring while achieving a final finish or polished piece. Product Information Brand 3M Part # 7100074870 Origin Country USA Product InformationAluminum Oxide mineral cuts sharp, helps produce a consistent scratch pattern, and works well on many different metalsDense, stiff construction withstands high pressure without folding over, improving productiviEasy fastening and swapping of quick change discs enhances tool efficiency and worker productivityFlexible, pliable open web removes burrs and surface contaminants without gouging the substratHigh strength (HS) Buff and Blend material delivers the best results for light deburring and final finishingOpen web is load resistant, limiting buildup of debris that can clog the abrasive and prolonging service lifeProduces a uniform, consistent, smear-free finish on ferrous and non-ferrous metalsThree grades to choose from for varying degrees of aggressiveness and finish: Coarse (CRS - green), Medium (MED - blue), and Very Fine (VFN - maroon)