12 Pcs, Qualtech 5/16"-24 HSS Left Hand 4 Flute Bottoming Tap, DWT60765
$58.33
Size: 5/16"-24; Material: High Speed Steel; Finish: Uncoated (Bright); Style: Bottoming; Cutting Direction: Left Hand HSS Left Hand Tap, 5/16"-24, Dec. Equivilant: .3125-24, Limit H3, Number of Flutes 4