Features 1、COMPATIBLE WITH MOST ROTATING TOOLS: Shank diameter for 3mm, compatible with most rotating tools, easy to carry and simple to replace 2、3 SIZE CHUCKS: Equipped with 1/16in, 3/32in, 1/8in different size chucks to meet various needs, very practical 3、ALL PURPOSE SET: Rotary tool accessories kit can be used for cutting, grinding, polishing, engraving, drilling, cleaning 4、FOR CASTINGS AND WELDED JOINTS: Suitable for most ferrous and non ferrous metals, castings, and welded joints. Fine details of jades, ceramics, glass, wood, cast iron, stainless steel 5、STORAGE BOX: The box is easy to find the exact tools you need for your application. The holes for holding all parts are perfect for keeping bits neatly and easily accessible Specification Item Type: Rotary Tool Accessories Kit Material: Silicon carbide, alloy, stainless steel Post Shank Diameter: 3mm(1/8in) Sandpaper Ring Inner Diameter: Approx. 6mm / 0.24in 9mm / 0.35in 12mm / 0.47in Twist Drill Diameter: Approx. 1.6mm / 0.06in 2.4mm / 0.09in 3.2mm / 0.13in Chuck Clamping Size: 1/16in, 3/32in, 1/8in Package List 52 x Sandpaper Ring 16 x Double Mesh Cutting Blade 2 x Jades Cutting Blade 2 x Rubber Grinding Wheel 1 x Oilstone 3 x Chuck 1 x Wrench 18 x Brown Fused Alumina 9 x No Handle Wool Grinding Head 4 x Flap Disc 1 x Grinding Paste 84 x Sandpaper Sheet 32 x Grinding Wheel 3 x Wire Brush 1 x Copper Wire Brush 3 x Plastic Brush 10 x Stone Grinding Head 3 x Sandpaper Ring Extension 1 x Suction Cup 6 x Rubber Grinding Head 9 x Twist Drill 12 x Diamond Grinding Needle 2 x Cutting Blade Clamp Rod 1 x Wool Grinding Head Extension 1 x Plastic Box