Features:* 60pcs Diamond Cutting Disc Grinding Wheel Rotary Cutter Tool Accessories * * Suitable for most ferrous and non-ferrous metals, castings, welded joints, rivets, rust, stone, glass * Suitable for all kinds of hard and fine materials details * Used for jade, ceramics, glass, wood, hardened steel, cast iron, stainless steel * Metalworking accessories, plastic, fiberglass and wood* Compatible with most rotary tools and pneumatic toolsSpecifications:* Material: Metal* Color: As pictures show* Size(Approx.):Disc Diameter: 22mm 24mm 32mm Shaft Length: 40mm Upper Shaft Diameter: 4.5mm Lower Shaft Diameter: 3mm Package Contents:5*22mm Diamond Cutting Wheel 20*32mm30*24mm Ultra-thin Cutting Wheel5*MandrelNote:1. The actual colors of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.2. Please allow slight manual measurement deviation for the data.