【Premium Material】: The wire brush drill is made of stainless steel, crimped wire with excellent fixation, durable and sturdy, safe to use, not easy to fray or deform, can serve you for a long time 【Universal Size】: Our small wire brush is 3mm in diameter and the end brush is 6mm in diameter, which is suitable for most hand drills or electric drills with 3mm collets, small and compact, easy to store and carry. 【Practical Tools】: Our boiler brush can help remove burrs, rust, dust and oxide layer. The wire brush is fine and hard, which can effectively remove stains on small parts that cannot be touched with fingers 【Multiple uses】: The wire brush can be used to remove a variety of surface adhesions before painting, spray coating and electroplating. It can also be used to strip and sand painted surfaces 【Value Pack】: Our rust remover includes 10 wire brushes, enough quantity to meet your daily needs and replacement. Note: The product is hard, please use it carefully so as not to prick