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Drill America D/ASTCO1/4 Heavy Duty Premium Quality Stub Screw Machine Length Drill, 1/4 in Drill - Fraction, 0.25 in Drill - Decimal Inch, Cobalt, Gold

Selected Drill_America_D_ASTCO3_64_1.jpg
Drill_America_D_ASTCO3_64_1.jpg

Features

  • 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
  • Cobalt drill bits are are effective in drilling tough, high tensile strength materials
  • Display high red hardness, permitting speeds up to 30 Percent greater than with conventional M2 high speed
  • 135 deg 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
  • Round shank for use in a wide range of tool holding systems

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Description

Drill America Screw Machine Length Drill, Heavy Duty Premium Quality Stub, Series: D/ASTCO, Imperial, 1/4 in Drill - Fraction, 0.25 in Drill - Decimal Inch, 2-1/2 in Overall Length, 1-3/8 in Cutting Depth, 2 Flutes, 1-3/8 in Flute Length, Round Shank, 135 deg Point, Split Point, Right Hand Cutting Direction, Cobalt Cutting Edge, Cobalt, Gold, Applicable Materials: Inconel, PH Stainless Steel and Titanium