3a thread class right-hand 0.625" thread length hexagon head style 0.062" hole diameter 0.094" grip length 18 thread quantity per inch unc thread series
2a thread class right-hand 0.312" thread length fillister head style 32 thread quantity per inch dichromate zinc screw surface treated unc thread series
2a thread class right-hand 0.938" thread length hexagon head style 0.062" hole diameter 20 thread quantity per inch no. 7 hole in head must be drilled across hex points unc thread series
2a thread class right-hand 0.500" thread length hexagon head style 0.070" hole diameter 0.250" grip length 24 thread quantity per inch unf thread series