Union Butterfield® 1545A Straight Flute Pipe Tap, Imperial, 1/4-18, NPT Thread, 4 Flutes, Normal, Taper

• Designed with a high hook and deep flutes to handle the tough curly chips of free cutting materials such as low carbon and leaded steels, boiler plate, aluminum and die castings
• 7/16 in square length
• 1.5XD depth of cut

Union Butterfield® Pipe Tap| Straight Flute| Series: 1545A| Measurement System Imperial| 1/4-18| NPT Thread Standard| Taper Chamfer| 1-1/16 in Thread Length| 2-7/16 in Overall Length| 4 Flutes| Right Hand Cutting| Class of Fit: Normal| 0.563 in Shank Dia| 0.421 in Square Size| HSS| Steam Oxide| High Hook