Features: Oil-based, easy to use. Eco-friendly, made of resin, wax and diamond sands. For best results, use with felt bobs or wool polishers. It does not require a special cleaning agent, just wipe with clean water. All of them are oil-based, easy to use and prevent contamination. Suitable for use on jewelry and gemstone, steel and hard metal, aluminum and zinc, all metallurgical purposes.0.5 micron-Polish-finish, 1.0 micron-mirror finish, 1.5 micron-mirror finish, 2.5 micron-mirror finish, 3.5 micron-fine gloss, 5.0 micron-fine gloss, 7.0 micron-Pre Polish, fine lapping, 10 micron-lapping metals. Specification:Model Number: W0.5, W1, W1.5, W2.5, W3.5, W5.0, W7.0, W10.0Material: Resin, Wax, Diamond SandsColor: As pictures shown. Quantity: 1 set (8 pieces)Note: Transition: 1cm=10mm=0.39 inchNo retail package. Please allow 1-3mm error due to manual measurement. Pls make sure you don't mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package Included: 1 Set (8pcs) x Diamond Polishing Pastes (Other accessories shown in the picture are not included.)