Detail & Specs
NCF8X12 - Metric Copper Exhaust Flange Nut - M8x1.25, M8
All-Metal Copper Locking Flange Nuts have an elliptical or punched deformation meant to bite threads of the mating bolt or screw. The flange evenly distributse force over a larger area against the fastening surface. Also known as conical flange lock nut or locking nut
Wrench Size: 12mm
Flange Diameter: 17mm
Material Class 8 Steel
Finish Copper Plating
Suitable for extreme heat automotive and motor sport applications, such as exhaust manifolds.
Temperature degree range: - 94 to 750 Fahrenheit.