The set includes CM, OX and Diamond types. Types CM # 80, # 120, # 220 are suitable for common materials, as well as aluminum, SUS and nickel alloy. It prevents secondary vibration and provides efficient work. TYPE OX # 320 is suitable for polishing. More efficient use with CM type. Also suitable for treatment of surface without damage. TYPE Diamond # 1000 / # 3000 are suitable for mirror treatment mainly on SUS, carbide and curing material. No further processing needed, such as diamond paste. Wet and dry processing is possible. Set contains: 5x15mm, shank 3,00mm CM55 - 2x # 80, 2x # 120, 2x # 220 + 5x15mm, shank 3,00 OX44 2x # 320. 1 pc 4x13mm, shank 3.00mm OX66 D1000 + OX66S D3000.