Westward Threading Tap 5TWU7 The Westward 5TWU7 is a high-speed steel hand tap made to precisely and long-lastingly cut internal threads. Its bright, uncoated finish and right-hand thread design make it ideal for general-purpose use on materials including cast iron, steel, and aluminum. Its overall length is 2 1/8 inches. Its sturdy design enables reliable performance in fabrication, maintenance, and repair jobs. This tap's efficiency and compact size make it perfect for threading applications where dependability and clean results are crucial. Hand Tap / Right Hand Material / High Speed Steel Finish / Uncoated Overall Length / 2 1/8 inches