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CHICAGO-LATROBE Jobber Length Drill Bit: #20, 135° Split Point, TiN-Coated Cobalt - NAS-Spec Cobalt Jobber-Length Drill Bits for Aerospace
CHICAGO-LATROBENAS-Spec Cobalt Jobber-Length Drill Bits for Aerospace

CHICAGO-LATROBE Jobber Length Drill Bit: #20, 135° Split Point, TiN-Coated Cobalt

The CHICAGO-LATROBE Jobber Length Drill Bit #20 is a TiN-Coated Cobalt, NAS 907 Type J drill bit with a 135° split point and a 0.1610-inch diameter (MPN 54030). Designed for aerospace applications, this NAS-spec tool…

SKU 3G-OTH-200400

Brand
CHICAGO-LATROBE
Item
Jobber Length Drill Bit: #20, 135° Split Point, TiN-Coated Cobalt
Category
NAS-Spec Cobalt Jobber-Length Drill Bits for Aerospace
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Technical Specifications

CHICAGO-LATROBE
Manufacturer Part Number
54030
Type
TiN-Coated Cobalt, NAS 907 Type J
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 #20 is a TiN-Coated Cobalt, NAS 907 Type J drill bit with a 135° split point and a 0.1610-inch diameter (MPN 54030). Designed for aerospace applications, this NAS-spec tool meets stringent industry standards for precision drilling.

Frequently Asked Questions

What is a CHICAGO-LATROBE Jobber Length Drill Bit #20 used for?

This TiN-coated cobalt drill bit is designed for aerospace applications requiring NAS 907 Type J compliance. Its 135° split point reduces walking and improves hole accuracy in hard metals, making it suitable for precision drilling in aircraft-grade materials.

What are the specifications of the CHICAGO-LATROBE 54030 drill bit?

The CHICAGO-LATROBE 54030 is a #20 jobber length drill bit with a 0.1610 inch diameter, 135° split point, and TiN-coated cobalt construction. It meets NAS 907 Type J specifications for aerospace use, offering heat resistance and extended tool life.

Where to buy CHICAGO-LATROBE 54030 drill bits worldwide?

3G Electric supplies CHICAGO-LATROBE 54030 drill bits to global customers. As a sourcing partner, we handle logistics, customs clearance, and delivery worldwide, ensuring you receive genuine NAS-spec tooling for aerospace operations.

How to select the right CHICAGO-LATROBE drill bit for aerospace?

Select based on material hardness and hole tolerance. For aerospace alloys, choose TiN-coated cobalt bits like the 54030 with a 135° split point to reduce thrust and prevent wandering. Verify NAS 907 compliance and match the drill diameter to your fastener or reamer size.

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 cobalt 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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Compatible alternatives & equivalents

Cross-referenced by specification & description
CHICAGO-LATROBE Jobber Length Drill Bit: #21, 135° Split Point, TiN-Coated Cobalt, NAS 907 Type J (MPN 54031)
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CHICAGO-LATROBE Jobber Length Drill Bit: #21, 135° Split Point, TiN-Coated Cobalt, NAS 907 Type J (MPN 54031)
CHICAGO-LATROBE Jobber Length Drill Bit: #22, 135° Split Point, TiN-Coated Cobalt, NAS 907 Type J (MPN 54032)
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CHICAGO-LATROBE Jobber Length Drill Bit: #22, 135° Split Point, TiN-Coated Cobalt, NAS 907 Type J (MPN 54032)
CHICAGO-LATROBE Jobber Length Drill Bit: #24, 135° Split Point, TiN-Coated Cobalt, NAS 907 Type J (MPN 54034)
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CHICAGO-LATROBE Jobber Length Drill Bit: #24, 135° Split Point, TiN-Coated Cobalt, NAS 907 Type J (MPN 54034)
CHICAGO-LATROBE Jobber Length Drill Bit: #23, 135° Split Point, TiN-Coated Cobalt, NAS 907 Type J (MPN 54033)
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CHICAGO-LATROBE Jobber Length Drill Bit: #23, 135° Split Point, TiN-Coated Cobalt, NAS 907 Type J (MPN 54033)
CHICAGO-LATROBE Jobber Length Drill Bit: #19, 135° Split Point, TiN-Coated Cobalt, NAS 907 Type J (MPN 54029)
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CHICAGO-LATROBE Jobber Length Drill Bit: #19, 135° Split Point, TiN-Coated Cobalt, NAS 907 Type J (MPN 54029)
CHICAGO-LATROBE Jobber Length Drill Bit: #25, 135° Split Point, TiN-Coated Cobalt, NAS 907 Type J (MPN 54035)
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CHICAGO-LATROBE Jobber Length Drill Bit: #25, 135° Split Point, TiN-Coated Cobalt, NAS 907 Type J (MPN 54035)

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