BLIND RIVET NUTS GROOVED SHANK OPEN END COUNTERSUNK REDUCED HEAD M4 (4mm Ø)
M4 (4MM Ø) ZINC BLIND RIVET NUTS SHANK OPEN END COUNTERSUNK REDUCED. Blind Rivet Nuts Cylindrical Grooved Shank Open End - Countersunk Reduced Head. Countersunk head used for flush head setting requiring countersink in application.