Drill America

#55 Cobalt Split Point Stub Drill Bit - D/ASTCO55

Sold As: 12-Pack
SKU: D/ASTCO55
MPN: D/ASTCO55
Stock Item: Stock items typically ship within 2-3 business days
UPC: 887861012478
$17.82 ($1.49 / Count)
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Product Description

Cobalt screw machine drills (also know as stub or stubby drills) are manufactured to Aerospace Standard 907. The 135 degree split point is self-centering and reduces thrust. Ideal for portable or machine drilling. Short, rugged construction performs well in a broad range of materials in the iron and steel families. Screw machine drills are popular in the automotive and construction industries. They are often used in screw machine setup where spindle clearance is limited. Sizes smaller than 1/16 and larger than 1/2 have the 118 degree standard point

Features

  • 135° split point tip for fast penetration and accurate drilling. Sizes smaller than 1/16 or #52, and larger than 1/2 have the 118 standard point
  • Popular in the automotive and construction industries. They are often used in screw machine setup where spindle clearance is limited
  • Cobalt drill bits are are effective in drilling tough, high tensile strength materials
  • Round shank for use in a wide range of tool holding systems
  • Screw machine drills are also know as stub or stubby drills. They have a short, rugged construction performs well in a broad range of materials.
  • Display high red hardness, permitting speeds up to 30% greater than with conventional M2 high speed

Prop 65

  • WARNING: This product contains Cobalt and/or Nickel and/or Lead a chemical known to the state of California to cause cancer, or birth defects or other reproductive harm. For more information: www.P65Warnings.ca.gov

Specifications

MaterialCobalt
FinishGold Oxide
Point Angle135
PointSplit Point
Country of OriginMultiple
Overall Length1-5/8"
Number of Flutes2
Flute Length5/8"
Shank TypeRound
Size#55

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