The Otis Multi-Purpose Gun Cleaning Scraper & Brush Set works hard so you don't have to. This 3-piece combo set is comprised of 5 scrapers and two all-purpose brushes. These detailed scrapers cover a magnitude of cleaning - firing pins, bolts, chamber, slides, trigger group and more - with ease. Scrub hard to reach areas with the stiff nylon bristles or scrape fouling build up with the various scrapers.Features2 all-purpose brushes are composed of a stiff blue nylon to scrub carbon and fouling accumulated from hard to reach areas5 scrapers to remove caked on carbon and foulingangled scraperflat scraperpickbolt scraperfiring pin scraper