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CHICAGO-LATROBE #31 TiN-Coated HSS Jobber-Length Drill Bit - NAS-Spec High-Speed Steel Jobber-Length Drill Bits for Aerospace
CHICAGO-LATROBENAS-Spec High-Speed Steel Jobber-Length Drill Bits for Aerospace

CHICAGO-LATROBE #31 TiN-Coated HSS Jobber-Length Drill Bit

The CHICAGO-LATROBE Jobber Length Drill Bit #31 is a NAS-Spec high-speed steel drill bit for aerospace applications, featuring a TiN-coated HSS construction with a 135° split point per NAS 907 Type B. With a diameter…

SKU 3G-OTH-190241

Brand
CHICAGO-LATROBE
Item
#31 TiN-Coated HSS Jobber-Length Drill Bit
Part Number
41701
Category
NAS-Spec High-Speed Steel Jobber-Length Drill Bits for Aerospace
Available to Order
Also known as:41701CHICAGO-LATROBE
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Payment
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Technical Specifications

CHICAGO-LATROBE
Manufacturer Part Number
41701
Type
TiN-Coated HSS, NAS 907 Type B
Split Point
135°

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CHICAGO-LATROBE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The CHICAGO-LATROBE Jobber Length Drill Bit #31 is a NAS-Spec high-speed steel drill bit for aerospace applications, featuring a TiN-coated HSS construction with a 135° split point per NAS 907 Type B. With a diameter of 0.1200 inches (MPN 41701), it is designed for precision drilling in demanding industrial environments.

Frequently Asked Questions

What is the CHICAGO-LATROBE Jobber Length Drill Bit #31 used for?

This drill bit is designed for aerospace and precision metalworking applications. Its 135° split point reduces walking and requires less thrust, making it ideal for drilling into hardened steels and alloys. The TiN coating extends tool life and allows higher cutting speeds.

What are the specifications of the CHICAGO-LATROBE 41701 drill bit?

The CHICAGO-LATROBE 41701 is a #31 jobber length drill bit with a 0.1200 inch diameter, 135° split point, and TiN-coated high-speed steel. It meets NAS 907 Type B standards for aerospace use. The manufacturer part number is 41701.

Where to buy CHICAGO-LATROBE drill bits worldwide?

3G Electric supplies CHICAGO-LATROBE drill bits worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your facility. Contact us for availability and lead times on the 41701 and other NAS-spec tooling.

How to select the right jobber length drill bit for aerospace materials?

For aerospace alloys, choose a drill bit with a 135° split point to reduce walking and a TiN coating for heat resistance. The CHICAGO-LATROBE 41701 meets NAS 907 Type B specs. Ensure the diameter matches your hole tolerance and use proper speeds and feeds for HSS tooling.

Used in

Common applications for CHICAGO-LATROBE
Aerospace manufacturing — Chicago-Latrobe NAS-spec jobber-length drill bits (e.g., MPN 42631) for drilling holes in airframe components.
Metal fabrication — Chicago-Latrobe single-flute countersinks (e.g., MPN 56774) for deburring and chamfering holes in steel plates.
Machine shop — Chicago-Latrobe 82° countersinks (e.g., MPN 56738) for creating flush-mount recesses for flat-head screws in assemblies.
Maintenance and repair — Chicago-Latrobe 90° countersinks (e.g., MPN 56760) for chamfering holes and removing burrs on industrial equipment.
Automotive production — Chicago-Latrobe HSS drill bits for holemaking in engine blocks and chassis components.
General machining — Chicago-Latrobe countersinks in various body diameters for chamfering and deburring in job shops.
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CHICAGO-LATROBE Products

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.

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