PTFE Thread Seal TapeProfessional PTFE Tapes mainly for natural gas, water, petroleum oils, liquids and *****Width: 12mm(1/2'')Length: 5m~30mThickness: 0.075mm~0.2mmDensity: 0.3g/cm3~1.2cm3INDUSTRIAL USAGE:CIVIL-CONSTRUCTION, MACHINERY, CHEMICALS, AND SPACE NAVIGATION, ESPECIALLY IN...