MS 9185-1987
12-Piont head flange screws with reduced shank
MS 9187-1987
12-Piont head flange screws with reduced shank with holes on head
MS 9189-1987
12-Piont head flange screws with reduced shank
MS 9191-1987
12-Piont head flange screws with reduced shank with holes on head
MS 9206-1988
12-Piont head flange screws with reduced shank
MS 9215-1988
12-Piont head flange screws with reduced shank with holes on head