220 Grit & 120 Alundum stone
These stones are specifically designed to grind glass. They leave no residue that would be injurious upon refire as carborundum would.
220 Grit are 6″ x 1″ x 1″
120 Grit are 8″ x 1″ x 1″
220 Grit & 120 Alundum stone
These stones are specifically designed to grind glass. They leave no residue that would be injurious upon refire as carborundum would.
220 Grit are 6″ x 1″ x 1″
120 Grit are 8″ x 1″ x 1″