flush (flat) countersunk (included angle - less than 135 deg w or w/o chamfer) head style 0.376" grip length 125 single pounds per square inch shear strength
Used on HATCH. 2a thread class right-hand 1.125" thread length hexagon head style 0.125" hole diameter 12 thread quantity per inch item has round hole drilled in threads that is 0.156 inch in diameter; unf thread series