6 inch Copper Master Lap Copper Polishing Disc Jewelry Polishing Wheel for Plate Copper Flat Lap Disk Abrasive Wheel Lapidary Equipment

The product in question, a copper polishing disk, has received overwhelmingly positive feedback from customers primarily engaged in gemstone polishing. Users admire the disk's quality, noting its impressive hardness and balancing, which contributes to achieving superior polishing results on both synthetic and natural stones. The high-grade 50,000 grit diamond paste used with the disk has been highlighted as particularly effective, with one user reporting excellent results when polishing ruby. While one reviewer humorously noted an unsuccessful attempt to use the disk as a sonic cymbal—leading them to gift it to a rockhound friend who then praised its effectiveness—this anecdote underscores the versatility of the product within its intended use case. Overall, this copper polishing disk is well-regarded among hobbyists and professionals alike, especially for those seeking precision in gemstone care without causing damage to the materials. **