[What You Get]- -You will get 6 different metal brushes, which are copper wheel-shaped wire brush, stainless steel wheel-shaped wire brush, copper cup-shaped wire brush, stainless steel cup-shaped wire brush, copper pen-shaped wire brush, stainless steel pen-shaped wire brush , 6 of each kind, 36 in total. [Durable Material]- -Made of high quality brass and steel, it is eco-friendly, durable and durable. Quickly removes burrs, rust, dust and oxide layers. Examples include removing rust, sand, dust, deburring, polishing, pickling, oxide removal and electroplating. [Wide Range of Application]- -There are 6 types in total. Choose freely according to your needs. It is suitable for polishing various rough surfaces such as wood and metal materials at different angles. Suitable for engraving and grinding machines such as electric mills, straight mills, hanging mills, Korean mills, etc. [6 Types]- -You can freely choose wheel-shaped brushes, cup-shaped brushes, and pen-shaped brushes according to the area you need to polish and polish, and choose copper wire or steel wire according to the Grinding Material. A metal brush kit for all your requirements. So you have a suitable wire brush for all cases,easy access into narrow holes and confined areas. [Efficient]- -Our metallic drill brush set is made of heavy duty brass plated steel wires that is corrosion resistance and more denser, which ensure reduced Wire Breakage and can service for long time.wire brush fit most of drill for surface preparation, deburring, and surface finishing and the rotary wire wheel can withstand the high speed of the 4500RPM. Efficient and saving time.