Tapco 18" Pipe Cleaners / AR Gas Tube Mops - 20 Pack with MSP Silicone Gun Cloth Each pipe cleaner measures approximately 18 inches long Arts & crafts projects for many PRE-SCHOOL, KINDERGARTEN, ELEMENTARY & JR. AND HIGH SCHOOL TEACHERS Clean & repair Guns, old antique tube radios, T.V.'s, Ham Radios / Receivers Includes: MSP Silicone Gun and Reel Cloth (12" x 14")