This professional contractor / professional grade Elbow fitting is machined from a solid brass stock using CNC machine center. Brass is corrosion resistant and provides a tight seal. Specifications: Shape: Elbow Threads: 1/8" NPT Female - Machined (Provides seal tight threads) Temperature Range: -65 ° F to 250 ° F Working Pressure: 250 PSI Conformance: ASME, SAE, NPT Material: Brass - Excellent strength & ductility, corrosion resistance, good bearing properties, low magnetic permeability has been a factory direct distributor of power tools, accessories, fittings and shop machinery since 1986.