The DISC QRC NONWVN Course 3.0" Diameter (QRCNDC3), also known as Quick Change Discs (Quick Roll Connect), is made of non-woven material and is a high-quality abrasive disc that can be changed quickly and easily. The aluminum oxide grain is also guaranteed to last for a long time. Unlocking a backing pad with a little plastic locking device is found on the rear of the bag. Key Features: Top-quality abrasive discs Abrasive discs come in a wide and several selection of sizes Allows a wide range of applications Quickly change abrasive tools Exceptionally smooth operation lets you work without straining and generate the same results simultaneously. 100% Brand new and original engine parts made with the highest quality materials in the industry with zero fault production It improves the performance and reliability of the vessel. Long service life Operates safely Excellent performance quality, durability, and high reliability Designed to provide maximum convenience and comfort. Specifications: Brand: KlingSpor Abrasives Condition: Brand New Item Number: QRCNDC3 Weight: 0.04 LBS Diameter: 3" Quantity Package: 25 Grade/Color: Coarse/Brown