'Tap, Tap Style Thread Forming, Tap Dimension Type Inch, Tap Thread Size 1/4 In.-20, Tap Chamfer Plug, Number of Flutes 0, Pitch Diameter Limit H6, Tap Material High Speed Steel, Tap Finish Bright, Number of Pieces 1, Thread Length 5/8 In., Right Hand, Tap Thread Type UNC, Shank Dia. 0.255 In., Overall Length 2-1/2 In.'