The Gun Boss AK47 cleaning kit contains a proprietary carbon-scraping tool designed for AK pistons and bolts. The chamber brush is threaded on both ends to reach the hard-to-clean chamber from both directions. The kit includes 6 threaded steel rods and a swivle tip to combine to form a 28.5″ rod t-handle 7.62MM bore brush gas tube nylon brush and mop nylon slotted pin AK47 drift pin punch with a gas port scraper tip bore illuminator/safety flag chamber brush compact AK47 carbon scraper and 50-1.5″ x 3″ cleaning patches.