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.
6" PSA link discs rolls offer a premium aluminum oxide grain that delivers a fast, long lasting cut. A special stearate coating lubricates and prevents loading and clogging as the open coat design delivers an even, consistent scratch pattern. The strong backing and resin over resin bond construction of this disc provides excellent grain support.