#4 Cobalt Drill Bit, Straw, 135° point - Precision Twist Drill 5997775

Precision Twist Drill

#4 Cobalt Drill Bit, Straw, 135° point - Precision Twist Drill 5997775

MFR# 5997775Series R10CO-R15CO-R18CO

$6.83List $8.76 Save 22%
In stock - ships in 1-3 business days
Request a quote
  • Fast sourcing
  • Regrinding available
  • 20+ yrs expertise
Flutes2
CoatingStraw

Description

The Precision Twist Drill 5997775 is a #4 Cobalt drill bit with a Straw finish, 135° point. Suited for steel. 2-1/2 flute length, 3-3/4 overall length. Series R10CO-R15CO-R18CO.

Specifications

Coating finishStraw
Coolant throughNo
Cutting directionRight Hand
Double marginNo
Drill bit gradeHeavy Duty
Drill bit materialCobalt
Drill bit size0.2090
Drill bit size range0.2000 - 0.2500
Drill bit size wire#4
Drill point angle degrees135
Flute by diameter ratio12xD
Flute length in2-1/2
Flute typeRegular Spiral
Maximum drilling depth in2-1/2
Number of flats0
Number of flutes2
Overall length in3-3/4
Point typeStandard
Primary workpiece materialSteel
Shank diameter0.2090
Shank length in1-1/4
Shank typeStraight
Specification designationNAS
Specification numberNAS 907
Spiral typeRegular
StandardsANSI
Tool applicationDrilling
Tool performanceGeneral Purpose
Web configurationTapered
Web thinningWeb-Thinned
Can't find your exact tool?Send us a part number — we'll cross-reference it. Dull tools?Regrinding extends tool life and saves cost.

Alternate & equivalent tools

Matched on diameter, flute count, and material. Need a specific brand or coating? Cross-reference this tool.

Spec-matched alternates load as the catalog fills in. Meanwhile, browse the End Mills collection and filter by diameter, flutes & length of cut.