Reddit reviews Supply Guru 3-Piece Cleaning Brush Detailing Wire Brush Set, Brass, Stainless Steel, and Nylon, Heavy Duty, Crimped Scratch Brush, Extra Cluster of Bristles for Hard-to-Reach Areas, Length 7”.

Smooth and comfortable brushes, made of plastic for durability and to resist cracking, warping, and bacteria growth, soft rubber-grip toothbrush style handle, bent for a secure grip and for knuckle protection.Brush overall length is 7”, the length of the bristles are 5/8”. The head measures 1-3/4" length by 1/4" width. Extra cluster of bristles that helps you reach every corner and crevice, suitable for cleaning tight areas, seams, threads, and soldered joints that require a narrow face.The bristles are smooth and deep, and gets all the way down into the nooks & crannies in areas that require a narrow face, without breaking.Each brush is designed for a specific use, stiff stainless steel bristles: to clean parts that need heavy duty scrubbing, paint, rust, etc. Crimped brass bristles: to clean unfinished metal parts without damaging surfaces or fine features. Soft nylon bristles: to clean and detailing delicate parts like coffee machines irons.Great set for detailing, shower door tracks, stove tops, tubs, sinks, grout, small engine parts and copper tubing, flaking paint, dirt and scale, surface cleaning, rust, paint & varnish removal.