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Cobalt Drill Bits

Cobalt Drill Bits

Screw Machine (Stub) Length Cobalt Drill Bits

Screw Machine (Stub) Length Cobalt Drill Bits

These Screw Machine, or Stub, Length drill bits are designed for applications where increased hole accuracy and extended tool life is required. This is achieved by the shorter length as compared to other drill bits which provides maximum rigidity.
Sorting Qty Item # Brand Model # Cut Diameter Length of Cut Overall Length Point Angle Finish/Coating Price Qty
38 02050379 Morse Cutting Tools 13215 #4 1 1/4" 2 3/8" 135° Uncoated
64 20009051 Drill America D/ASTCOY Y 1 15/16" 3 5/16" 135° Gold
65 20008208 Morse Cutting Tools 13254 Y 1 15/16" 3 5/16" 135° Black Oxide
66 02836573 Morse Cutting Tools 13157 1/16" 5/8" 1 5/8" 135° Uncoated