12 Pcs, Tap America 1/2"-20 HSS Machine and Fraction Hand Bottoming Tap, T/A54739
$115.31
Size: 1/2"-20; Material: High Speed Steel; Finish: Uncoated (Bright); Style: Bottoming; Cutting Direction: Right Hand Premium Grade Steel HSS Hand Tap, Bottoming, Size: 1/2"-20, Decimal Equivilant .5-20, Limit H3, Number of Flutes 4