1/2"-20 UNF Taper Chamfer General Purpose Hand Tap

Dimensions: Diameter: 0.5000", Overall Length: 3.3800", Overall Length (Metric): 85.85mm, Tap Neck Length: 0.7300", Tool Size: 1/2-20 UNF.

Thread: Thread Creation: Thread Cutting, Thread Form: UNF, Thread Length: 0.9400", Thread Length (Metric): 23.88mm, Thread Pitch: 20, Thread Size: 1/2" Thread Tolerance: 2B.