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R18CO #78 Cobalt Jobber Drill 135°

Brand: Precision Twist Drill, Wire Gauge: #78, Decimal: 0.0160", Flute Length: 3/16", OAL: 7/8", Type: Heavy-Duty, Type J, Point: 135°, Series: R18CO, Material: Cobalt HSS, Finish: Bronze Oxide, Shank: 0.0160"
Item #: PTD 018378
Precision R18CO Cobalt Jobber Drills
Wire Gauge Sizes

  • Low thrust design self centering Split Point for
  • easier penetration.
  • Cobalt base material with Bronze tempered for wear resistance & lubricity.
  • Enhanced tool life in ferrous materials

Cobalt high speed steel. Heavy-duty. NAS 907, Type J, 135° self-centering split point. Sizes 61 to 80 are not split point.

$3.59
Ordered from factory
UOM: EA
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Item Specifications

  • Precision Twist Drill
  • 5997840
  • 0.0160"
  • Jobber Length
  • 3/16"
  • Cobalt HSS
  • 7/8"
  • 135
  • R18CO
  • 0.0160"
  • Bronze Oxide
  • #78