The Norton IM200 Sharpening System features 3- 8" x 2" oil stones. A fast cutting 120 grit coarse Crystolon stone. A 200 grit medium Crystolon stone, and a 400 grit fine India stone, for finish honing. The stones rest in a heavy-duty plastic base unit, which holds honing oil in the reservoir. The oil reservoir keeps the stones that are not being used, in the oil. Kit includes the Norton angle guide wedge and 4.5 ounces of quality Norton honing oil.