550 NAS-Type Heavy-Duty Cobalt Straw Jobber-Length Drill Bit, 0.0360 in dia Cutting, 1.5 in OAL, #64 Wire

Chicago-Latrobe® 550 NAS-Type Heavy-Duty Cobalt Straw Jobber-Length Drill Bits

Description

  • Manufactured to NAS 907 Type J geometry aerospace specifications
  • Heavy-duty construction for drilling in tough, high-tensile, and work-hardening materials
  • Manufactured from premium cobalt high-speed steel
  • Straw finish adds lubricity and easily identifies cobalt drills
  • 135° P3 split point is self-centering for reduced thrust and easier penetration

Specification

No. of Flutes

2

Applicable Materials

Alloy Steel; Stainless Steel; Titanium; Tool Steel

Bit Length

1.5 in

Cutting Diam [Nom]

0.0360 in

Dia. [Nom]

#64 Wire

Coating

Straw

Finish

Straw

Flute Length

0.625 in

Overall Length [Nom]

1.5 in

Material

HSS-CO 8% (M42)

Point Angle

135° RHS/RHC

Shank Type

Straight

Type

Style 550

Brand