Engineered Fastening Straight Flute Hand Tap, 1/2"-20, Plug, 4 Flutes 8FPB

Screw Thread Insert STI Tap, Thread Size 1/2 In.-20, UNC, Overall Length 3 37/64 in, High Speed Steel, Bright (Uncoated), Right Hand, Thread Length 1.65625 in, Tap Chamfer Plug, Thread Limit H3, Class of Fit 3B, Number of Flutes 4.

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