The TAP BR (064) 1 - 8 BSW B from Field Tool Supply is a robust tap designed for British Standard Whitworth (BSW) threading. With a size of 1 - 8, this tap is perfect for creating strong internal threads in various materials, including steel and aluminum. Made from high-speed steel, it offers excellent wear resistance and durability. The B tolerance rating ensures a precise fit, making it suitable for both industrial and hobbyist applications. This tap is compatible with standard tap wrenches and threading machines, making it a versatile addition to any toolkit.