Jet 391109-6mm Number Stamp Set Plumbing Tools 21 standards• ISO 9001-2000 certified

21 standards• ISO 9001-2000 certified factory• NOTE: Custom Lifts are available in any length desired

as was that first heavy-duty pipe wrench more than 80 years ago

Please specify arbor size on 10-Inch and 12-Inch brushes

4140 chrome molybdenum high impact steel

Hi-nitrile rubber pump seals

Jet 391109-6mm Number Stamp Set Plumbing Tools 21 standards• ISO 9001-2000 certifiedManufactured from high quality steel and induction hardened for durability and extended life , Stamping end hardened to 58 62 HRC striking end hardened to 38 43 HRC to prevent splintering , Striking ends are beveled to prevent breakage and to increase operator safety , Sets contain: Numbers: "0 Inch , "9 Inch (6 and 9 are interchangeable) , Letters: "A" , "Z" and " and " (ampersand)