CHICAGO-LATROBE Jobber Length Drill Bit: #42, 135° Split Point, TiAlN-Coated HSS
SKU 3G-OTH-190020
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Frequently Asked Questions
What is the CHICAGO-LATROBE #42 jobber length drill bit used for?
This TiAlN-coated HSS drill bit is designed for aerospace applications per NAS 907 Type B. Its 135° split point reduces walking and thrust, making it suitable for drilling precise holes in high-strength alloys and stainless steels.
What are the specifications of the CHICAGO-LATROBE 42712 drill bit?
The CHICAGO-LATROBE 42712 is a #42 jobber length drill bit with a 0.0935 inch diameter, 135° split point, and TiAlN-coated high-speed steel. It meets NAS 907 Type B standards for aerospace drilling.
Where to buy CHICAGO-LATROBE drill bits worldwide?
3G Electric supplies CHICAGO-LATROBE drill bits worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver genuine NAS-spec tooling to your facility, regardless of location.
How to select the correct jobber length drill bit for aerospace materials?
For aerospace alloys, choose a bit with a 135° split point and TiAlN coating like this CHICAGO-LATROBE #42. The coating reduces heat and wear, while the split point eliminates center punching. Match diameter to your hole tolerance requirements.
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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.















