WIRE BRUSH SET: You'll get 6 pieces of stainless steel hole brushes with handles, plenty of quantities, various sizes to meet your different needs, suitable to replace hand brushes, more grip for better control. PRACTICAL DESIGN: Wire cleaning brushes are designed for easy access to narrow holes and confined areas and can be used for ports, pipes, bearings, cylinders or other narrow cleaning requirements. EASY TO : You can simply stick a brush on the included handle to remove rust or dirt, and can also be used with any drill or die grinder to give you an effective clean. MULTI-SPECIFICATIONS: There are 6 different sizes of twisted pair stainless steel hole brushes including diameter 8mm, 10mm, 12mm, 15mm, 17mm and 19mm; each brush has a 4 inchlong and 1/4 inch hex handle , can be mounted on any drill or die grinder (not included). DURABLE MATERIAL: These cleaning round wire brushes are made of high quality stainless steel material, reliable and strong, not easy to wear or break, can you with long-term service. Colour:silver Material:Stainless steel Package Contents: 6 * wire brush for drill Only the above package content, other products are not included. Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.