Irwin Bi-Metal Hole Saws 1-7/8-Inch Size:1-7/8-Inch Penetrates

Penetrates

Choose a solid brass model with automatic shut-off when disconnected

Solvent Welds to 4″ schedule 40 DWV pipe

This 3/4 inch extra extended shank temperature and pressure relief valve is used in water heater and hot water storage tank applications to provide automatic temperature and pressure protection to hot water supply tanks and hot water heaters up to 105

Irwin Bi-Metal Hole Saws 1-7/8-Inch Size:1-7/8-Inch PenetratesVariable depth gullets provide more efficient chip clearance4 6 Variable pitch teeth for reduced noise and improved performanceElectron beam weld for stronger, longer lasting teethBi metal construction for toughness and long life