3/16" 7/16" 1/2" BSW (Whitworth) Socket Set Grub Screws - Black High Tensile
BSW Whitworth Socket Cup Point Grub Screws. BA Brass Roundhead Screws. BA Steel Roundhead Screws. Socket Cup Point Grub Screws. Socket Cone Point Grub Screws. Socket Dog Point Grub Screws. Socket Knurled Grub Screws.