Abrasives Diamond Stone
The materials used to make abrasives can be broadly classified as either natural or synthetic.

Description
The materials used to make abrasives can be broadly classified as either natural or synthetic. Natural abrasives include diamond, corundum, and emery; they occur in natural deposits and can be mined and processed for use with little alteration. Specifications Material: natural or synthetic Size: 6X2 Inches (150X50MM) Company: Xtra Power Colour: Red Number Of sticks: 1 Pcs Grade: #320 Sizes • #320 · - From the manufacturer: Material: 6" X 2" Size: 152 X 50 MM Hardness: #320 Finish: Red Importer: 1 PCS