JSP Blue Zirconia alumina Discs are ideal for use with platinum, but work great on gold and silver as well. Resin-backed for superior durability, these discs last up to four times longer than conventional abrasives. designed with a flexible backing, for sanding in tight places. With a pin hole centers to allow you to easily mount them on to your mandrel. Similar to Moore. Grit: fine (320). 100 pieces
⚠ WARNING: This product can expose you to c hemicals including lead which is known to the State of California to cause cancer and birth defects and other reproductive harm. For more information, go to www.P65Warnings.ca.gov.