Chicago-Latrobe® 550 NAS-Type Heavy-Duty Cobalt Straw Jobber-Length Drill Bit Sets Product Details: 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. Includes: 29-Pc Drill Bit Sizes 1/16 in to 1/2 in x 1/64th (1) Metal Index Case | |
![]() | |
Specifications | |
Brand | Chicago-Latrobe |
Country of Origin | US |
Cutting Diam [Max] | 1/2 in |
Cutting Diam [Min] | 1/16 in |
Finish | Straw |
Hazmat | NO |
MPI Catalog | NO |
Material | HSS-CO 8% (M42) |
Measurement Type | Fractional |
Point Angle | 135° RHS/RHC |
Product Features | New Products |
Prop 65 | YES |
Shank Type | Straight |
Stock Status | In Stock |
NOTE: Country of Origin information is based on information provided by product manufacturers and other third parties. ORS Nasco Inc. has not independently verified this information and does not warrant its accuracy. | |
Attention CA Residents: Prop 65 Warning