Brass Round Head Screws 1BA x 3/8". £3.23/50. e mail lostignition8@gmail.com for full list of BA screws in Steel, Brass and Stainless. Cheese head screws, countersunk head screws, round and hex head screws available. Taper Pins in Steel and stainless. Split Pins in Steel and stainless . Socket screws in steel and stainless. ME taps and dies. BA taps and dies. BA nuts and washers in Brass, Steel and stainless.