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CHICAGO-LATROBE Jobber Length Drill Bit: #71, 135° Split Point, Black Oxide HSS - 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 Jobber Length Drill Bit: #71, 135° Split Point, Black Oxide HSS

The CHICAGO-LATROBE Jobber Length Drill Bit #71 is a NAS-Spec High-Speed Steel tool for aerospace applications, featuring a 135° split point and black oxide finish. It meets NAS 907 Type B standards, with a…

SKU 3G-OTH-190329

Brand
CHICAGO-LATROBE
Item
Jobber Length Drill Bit: #71, 135° Split Point, Black Oxide HSS
Category
NAS-Spec High-Speed Steel Jobber-Length Drill Bits for Aerospace
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Technical Specifications

CHICAGO-LATROBE
Manufacturer Part Number
44741
Type
Black Oxide 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 #71 is a NAS-Spec High-Speed Steel tool for aerospace applications, featuring a 135° split point and black oxide finish. It meets NAS 907 Type B standards, with a 0.0260-inch diameter (MPN 44741). 3G Electric interprets demand and delivers this genuine industrial bit across 14 departments, with specialist depth in cutting tools and controls.

Frequently Asked Questions

What is the CHICAGO-LATROBE #71 jobber drill bit used for?

This #71 drill bit is designed for precision drilling in aerospace applications, meeting NAS 907 Type B standards. Its 135° split point reduces walking and requires less thrust, making it ideal for high-strength alloys and sheet metal used in aircraft assembly and maintenance.

What are the specifications of the CHICAGO-LATROBE 44741 drill bit?

The CHICAGO-LATROBE 44741 is a #71 jobber-length drill bit with a 0.0260-inch diameter, 135° split point, and black oxide finish on high-speed steel. It conforms to NAS 907 Type B for aerospace drilling tasks, offering durability and chip evacuation in tight tolerances.

Where to buy CHICAGO-LATROBE 44741 drill bits worldwide?

3G Electric supplies CHICAGO-LATROBE 44741 drill bits worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this NAS-spec aerospace tool.

How to select the right jobber drill bit for aerospace work?

For aerospace drilling, choose a bit with a 135° split point to prevent walking on curved surfaces. Ensure it meets NAS 907 Type B specs, like the CHICAGO-LATROBE #71, and use black oxide HSS for heat resistance. Match diameter to fastener hole tolerances and apply proper cutting fluid.

Used in

Common applications for CHICAGO-LATROBE
Aerospace assembly — Chicago-Latrobe NAS 907 Type B aircraft-extension drill bits for drilling fastener holes in aluminum and titanium skins.
Metal fabrication — Chicago-Latrobe reduced-shank drill bit sets for enlarging holes in structural steel using magnetic drill presses.
Maintenance repair — Chicago-Latrobe left-hand cobalt jobber-length drill bits for removing broken bolts in machinery.
Tool and die making — Chicago-Latrobe jobber-length drill bit sets with 135° split point for precision hole drilling in hardened steels.
Automotive repair — Chicago-Latrobe spiral-flute screw extractors for removing seized fasteners in engine blocks or exhaust systems.
General manufacturing — Chicago-Latrobe HSS jobber-length drill bits for production drilling in mild steel and cast iron.

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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Cross-referenced by specification & description
CHICAGO-LATROBE Jobber Length Drill Bit: #73, 135° Split Point, Black Oxide HSS, NAS 907 Type B (MPN 44743)
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CHICAGO-LATROBE Jobber Length Drill Bit: #74, 135° Split Point, Black Oxide HSS, NAS 907 Type B (MPN 44744)
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