The steel wire used in the wire brush has 201#, 206#, 304#, 316# ordinary steel wire; needle cloth steel wire, copper plated steel wire, spring smooth steel wire, etc., select the corresponding type steel wire for different purposes, select different wire diameter, so It can avoid unnecessary waste and achieve the ideal cleaning effect. 201# steel wire is easy to rust after immersion in water, 206# stainless steel wire has much stronger toughness than 204#, suitable for scratching the surface of aluminum strip by aluminum industry. Special treatments such as Keli, or used in the plastics industry, deburring in the wood industry, etc. 304# stainless steel wire is a kind of high quality steel wire. It is not only strong in toughness, but also resistant to acid and alkali. It is suitable for steel plate or mining and machinery manufacturing industry. It removes rust, oil and acid on the surface of steel. The steel wire has two kinds of straight wire and corrugated wire, and the thickness of the wire can be determined according to different needs.