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Chicago-Latrobe 550 NAS-Type Heavy-Duty Cobalt Straw Jobber-Length Drill Bit, 0.4219 in dia Cutting, 5.375 in OAL, 27/64 in

Selected 890-46627.jpg
890-46627.jpg

Product 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. Sizes smaller than 0.0625 inch do not have split point.

Specifications

Applicable Materials
Alloy Steel; Stainless Steel; Titanium; Tool Steel
Bit Length
5.375 in
Coating
Straw
Cutting Diam [Nom]
0.4219 in
Dia. [Nom]
27/64 in
Finish
Straw
Flute Length
3.9375 in
Material
HSS-CO 8% (M42)
No. of Flutes
2
Overall Length [Nom]
5.375 in
Point Angle
135° RHS/RHC
Point Shape
Split
Shank Type
Straight
Type
Style 550
Prop65
WARNING: This product can expose you to LEAD, NICKEL AND COBALT, a chemical known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov

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