CHICAGO-LATROBE Jobber Length Drill Bit: #70, 135° Point, TiN-Coated HSS
SKU 3G-OTH-190481
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Frequently Asked Questions
What is the CHICAGO-LATROBE Jobber Length Drill Bit #70 used for?
This TiN-coated HSS drill bit is designed for precision drilling in aerospace applications, meeting NAS 907 Type B specifications. The #70 size (0.0280 in) with a 135° point is ideal for creating small, accurate holes in hard metals and composites.
What are the specifications of the CHICAGO-LATROBE 41740 drill bit?
The CHICAGO-LATROBE 41740 is a #70 jobber length drill bit with a 0.0280 in diameter, 135° point angle, and TiN-coated high-speed steel construction. It conforms to NAS 907 Type B standards for aerospace use.
Where to buy CHICAGO-LATROBE NAS-spec drill bits worldwide?
3G Electric supplies CHICAGO-LATROBE NAS 907 Type B drill bits like the 41740 to customers worldwide. We handle full logistics, customs clearance, and delivery, ensuring you receive genuine aerospace-grade tooling regardless of your location.
How to select the right jobber length drill bit for aerospace work?
For aerospace drilling, choose bits meeting NAS 907 specifications, like the CHICAGO-LATROBE 41740. Consider material (TiN-coated HSS for durability), point angle (135° for hard materials), and exact wire size (#70 for 0.0280 in holes) to match your application.
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3G Electric supplies CHICAGO-LATROBE nas-spec high-speed steel jobber-length drill bits for aerospace. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















