Features and Benefits: Material types: High carbon steel for hand tapping applications and High speed steel for machine tapping where critical dimensions are required Etched: Tap size and recommended drill bit size are etched on each tool for easy identification Point styles: Taper, plug, and bottoming styles are available. All Hanson taps and dies are made in USAPrecision ground straight flutes provide rapid chip removal for efficient threading. Designed for hand threading work Taps produce a class 2B Thread 3 to 5 threads chamfered Ideal for all general-purpose threading Ideal for tough threading work, routine maintenance, repair and for re-threading where high accuracy and tolerance thread is not critical