Fluo-Kem Teflon Lab-Thread TapeLength: 7.6 Meters (Pack of 3)Lubricates and Seals without Grease or AdhesivesPure, non-sintered Teflon® PTFE Lab-Thread Tape contains no adhesive, yet does a superior job of sealing small apertures. Conforming to irregularities of surfaces, threads and joints of all t..