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5/16 HSS Aircraft Extension Drill 12"

Brand: Precision Twist Drill, Fractional: 5/16", Decimal: 0.3125", Flute Length: 3-3/16", OAL: 12", Drill Type: Aircraft Extension, Type B, Extra Length, Point Angle: 135°, Series: 500-12, Material: HSS, Surface Finish: Black Oxide, Shank: 0.3125"
Item #: PTD 059020
Precision 500-12 HSS Aircraft Extension Drills (NAS 907 Type B)
Fractional Sizes - 12" OAL

  • 135° self-centering split point

Low thrust design self centering 135° Split Point for easier penetration. Steam Oxide for increased wear resistance & lubricity. 12“ Over All Length. 3/64 Size
not split point.

$22.30
Ordered from factory
UOM: EA
Order multiples of 6
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Item Specifications

  • Precision Twist Drill
  • 6001397
  • 0.3125"
  • 3-3/16"
  • 5/16"
  • High Speed Steel
  • 12"
  • 135
  • 500-12
  • 0.3125"
  • Black Oxide
  • Aircraft Extension