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Union Butterfield® 6009006 1994 Spiral Flute Combination Drill and Tap, 2B Class of Fit, 1-1/8 in L Drill, 7/16-20 Thread

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Features

  • Spiral flute 15 deg
  • Drills and taps in a single pass, reducing cycle time
  • Commonly used in multi-spindle operations with reversing capacity
  • Designed to provide 65% thread engagement and a 2B class of fit
  • Bright finish improves chip flow in soft or non-ferrous materials

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Description

Union Butterfield® Combination Drill and Tap, Spiral Flute, Series: 1994, Measurement System: Imperial, Class of Fit: 2B, 0.393 in Drill, 7/16-20 Thread, 1-1/8 in Drill Length, 3-3/4 in Overall Length, 2 Flutes, Right Hand Cutting Direction, Square Shank, 0.323 in Shank Diameter, 0.242 in Square, HSS, Bright