Feature: 1. Bore Cleaning Brush Set: This cleaning kit can be used to clean all types bores. Everything you need to clean in the case. The case is suitable for you to keep your items in perfect condition. 2. Scientific Design: Bore brush offers easy access into narrow holes and confined areas, designed for use on right angle grinders. Wire brushes are suitable for cleaning steel parts, machinery, the unfinished metal parts, paint stains, without damaging surfaces or fine features. 3. Built to Last: The accessory adapters and cleaning rods are made of outstanding copper which prevents damage to the inside of your barrel. Brushes of different materials(nylon brush and copper brush) can handle different surfaces. 4. Carrying Case Design: The carrying handle increase the convenience of packaging and carrying. You can keep the parts neatly in their own compartment in case something goes missing, makes the parts easy to store and pack. 5. Multiple Application: You can keep wire bore brushes in your car, garage, office and kitchen, and the bore brushes are suitable for cleaning, polishing, painting, or rust removal in automotive, fabrication, machining and smiting applications, and a lot of others. Specification: Item Type: Bore Cleaning Brush Set Material: Stainless Steel, Nylon, Copper. Package List: 57 x Bore Cleaning Brush Accessories1 x Storage Box1 x Instruction Manual1 Pack x Cleaning Patch