A Core deposit is a form of deposit you pay until returning your old part. If you don't have the core at the time of purchase, you must pay the core charge. That charge is refunded to you when you return the core.

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3M Scotch-Brite Roloc Clean & Strip XT Pro non-woven quick change TR disc uses silicon carbide as the abrasive material and has a diameter of 3 in. Since this product is non-woven, grade is generally used to describe the abrasiveness; with the 21540 having a extra coarse grade. All abrasive products that rotate or spin, such as the ones in this category, have a maximum speed at which you can run them. This 3M quick change disc can be run at a maximum speed of 15000 RPMs.


  • Abrasive Type: Non-Woven
  • Quick Change Type: Roloc TR
  • Disc Diameter: 3 in
  • Abrasive Material: Silicon Carbide
  • Grade: Extra Coarse
  • Maximum RPM: 15000
  • Backing Material: Fiber
  • Color: Purple
  • Key Application: Paint Removal; Surface Prep
GradeExtra Coarse
Max RPM15000
Part Number21540
Line CodeMMM
TerminologyAbrasive Conversion Disc / Strips
For warranty information please contact Auto-Wares.