0.1772" Cobalt Drill Bit, Straw, 135° point - Chicago-Latrobe 47855

Chicago-Latrobe

0.1772" Cobalt Drill Bit, Straw, 135° point - Chicago-Latrobe 47855

MFR# 47855Series 550ASP

$3.14List $4.03 Save 22%
In stock - ships in 1-3 business days
Request a quote
  • Fast sourcing
  • Regrinding available
  • 20+ yrs expertise
Flutes2
CoatingStraw

Description

The Chicago-Latrobe 47855 is a 0.1772" Cobalt drill bit with a Straw finish, 135° point. Suited for stainless steel, hardened materials. Series 550ASP.

Specifications

Coating finishStraw
Coolant throughNo
Cutting directionRight Hand
Drill bit diameter tolerance+0.0000 to -0.0007 in
Drill bit gradeHeavy Duty
Drill bit materialCobalt
Drill bit size0.1772
Drill bit size range0.1500 - 0.2000
Drill point angle degrees135
Flute length1.8504
Flute typeRegular Spiral
Number of flutes2
Overall length3.1496
Point typeSplit Point
Primary workpiece materialStainless Steel; Hardened Materials
Shank diameter0.1772
Shank length1.2992
Shank typeStraight
Specification designationNAS
Specification numberNAS 907-B
Spiral typeRegular
StandardsNAS 907 Type B
Tool performanceHigh Performance
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.