Elora Imperial Flare Nut Spanner, 9/16 x 5/8"

Amazon

Professional Quality Manufactured from chrome vanadium steel hardened tempered Chrome plated for corrosion protection Jaws set at 15° Compression nuts fitted on petrol and diesel injection pipes Professional Quality forged from chrome vanadium steel hardened tempered and chrome plated for corrosion protection Jaws have accurate face openings and are offset at 15, Weight: 0.2645547144 pounds, Manufacturer: Draper

Electrical World

Professional Quality, manufactured from chrome vanadium steel hardened, tempered and chrome plated for corrosion protection. Jaws set at 15°. For use on compression nuts fitted on petrol and diesel injection pipes, hydraulic gas or refrigeration systems. Sold loose.