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Cutting and Threading > Drill Bits - Individual > 31/64 BLACK OXIDE MOUNTAIN DRI

31/64 BLACK OXIDE MOUNTAIN DRILL

31/64 BLACK OXIDE MOUNTAIN DRILL

Features and Benefits:

  • Black Oxide treated for wear resistance and greater lubricity
  • Made from premium grade high speed steel
  • 135 degree split point
  • Designed to drill common steel (flat bar, angle iron, tubing), wood and plastic
  • Manufactured to Aerospace NAS 907-B specifications

Black Oxide drill bits are manufactured from industrial high speed steel, surface treated for high performance and long life. Also no center punch needed: Mountain Quick-cut points are self centering and penetrate faster with less pressure, will not "walk" or "wander" at the starting surface. 3/8" reduced shank. Made in the USA.

  • Shipping Weight: 0.64lbs
  • Manufactured by: Mountain
  • Toolsource #: 161293
  • Manufacturers Part #: 55431
  • Also Known As: MTN55431

Only 1 left in stock - order soon

$14.89

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