flush (flat) countersunk (included angle - less than 135 deg w or w/o chamfer) head style 0.550" grip length 11350 double pounds per square inch shear strength rivet blind passivate bolt surface treated
flush (flat) countersunk (included angle - less than 135 deg w or w/o chamfer) head style 0.844" grip length 5900 single pounds per square inch shear strength cadmium mechanical lock surface treated