Carborundum Grinding Stone
Used to smooth sharp glass edges. Size: 10" x 1-5/16" x 3/4"
https://m.media-amazon.com/images/I/21FcIa7DsGL._AC_.jpg
https://m.media-amazon.com/images/I/21FcIa7DsGL._AC_US40_.jpg
MAIN
Fretech
{"Package Dimensions": "11 x 4 x 3 inches", "Item Weight": "15.2 ounces", "Date First Available": "February 6, 2011"}