Universal Fit for Power Tools:Featuring a standard 1/4-inch hex shank, this bore brush set works seamlessly with most power drills, impact drivers, and die grinders. Each brush measures about 4-3/4 inches overall, with brush widths of 8, 10, 12, 15, 17, and 19mm so you can always choose the ideal size to match specific cleaning and finishing tasks. Each bore drill cleaning brush is engineered with a slim, twisted wire structure that reaches deep into narrow holes, tubes, and confined spaces. Ideal for use with right-angle grinders and drills, it safely cleans steel parts, machinery, and metal surfaces without scratching delicate edges or damaging the base material. Assorted Stainless Steel & Brass Wire Brush Set: This 24-piece bore brush kit includes both stainless steel and brass wire bore brushes in multiple diameters, all with a 1/4-inch hex shank. It provides ample quantity and variety to handle routine cleaning, polishing, rust removal, and other common wire brush applications. Made from premium stainless steel and brass copper wire, these drill brushes deliver excellent strength, wear resistance, and long service life. The twisted wire design enhances contact and scrubbing action, making rust removal and detailed cleaning faster, more efficient, and more thorough on demanding jobs. Keep these cleaning brushes for drill in your car, garage, workshop, , or home for quick access. Perfect for automotive maintenance, metal fabrication, machining, plumbing, , and DIY repairs, they handle polishing, paint stripping, rust and scale removal, and general preparation with ease., Manufacturer: Ounfhtrttk