6 Pcs Stainless Steel Bore Brush Set with 1/4" Hex Shank Twisted Wire Bristles, Different Sizes 8, 10, 12, 15, 17, 19mm for Rust and Tube Cleaning. Bore cleaning brushes are made of stainless steel, strong and durable, Compared to traditional hand brushes, they can be cleaned in narrower spaces.
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