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CHICAGO-LATROBE Jobber Length Drill Bit: #10, 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: #10, 135° Split Point, TiN-Coated Cobalt

The CHICAGO-LATROBE Jobber Length Drill Bit (#10, MPN 54020) is a NAS-Spec Cobalt Jobber-Length Drill Bit for Aerospace, featuring a TiN-Coated Cobalt construction with a 135° Split Point and NAS 907 Type J…

SKU 3G-OTH-200208

Brand
CHICAGO-LATROBE
Item
Jobber Length Drill Bit: #10, 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
54020
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 (#10, MPN 54020) is a NAS-Spec Cobalt Jobber-Length Drill Bit for Aerospace, featuring a TiN-Coated Cobalt construction with a 135° Split Point and NAS 907 Type J designation. With a diameter of 0.1935, this bit is designed for demanding aerospace applications, backed by 3G Electric's specialist expertise in sourcing and supporting critical industrial tools across 14 departments.

Frequently Asked Questions

What is the CHICAGO-LATROBE Jobber Length Drill Bit #10 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 like stainless steel and titanium, common in aircraft maintenance and manufacturing.

What are the specifications of the CHICAGO-LATROBE 54020 drill bit?

The CHICAGO-LATROBE 54020 is a #10 jobber length drill bit with a 0.1935-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 in demanding materials.

Where to buy CHICAGO-LATROBE drill bits worldwide?

3G Electric supplies CHICAGO-LATROBE drill bits like the 54020 to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility, ensuring you receive genuine aerospace-grade tooling without supply chain delays.

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

For aerospace drilling, choose a bit that matches the material and hole tolerance required. The CHICAGO-LATROBE 54020 with TiN coating and 135° split point is ideal for hard alloys. Always verify NAS 907 compliance and diameter (0.1935 in) against your print specifications before ordering.

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: #9, 135° Split Point, TiN-Coated Cobalt, NAS 907 Type J (MPN 54019)
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CHICAGO-LATROBE Jobber Length Drill Bit: #9, 135° Split Point, TiN-Coated Cobalt, NAS 907 Type J (MPN 54019)
CHICAGO-LATROBE Jobber Length Drill Bit: #12, 135° Split Point, TiN-Coated Cobalt, NAS 907 Type J (MPN 54022)
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CHICAGO-LATROBE Jobber Length Drill Bit: #12, 135° Split Point, TiN-Coated Cobalt, NAS 907 Type J (MPN 54022)
CHICAGO-LATROBE Jobber Length Drill Bit: #11, 135° Split Point, TiN-Coated Cobalt, NAS 907 Type J (MPN 54021)
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CHICAGO-LATROBE Jobber Length Drill Bit: #11, 135° Split Point, TiN-Coated Cobalt, NAS 907 Type J (MPN 54021)
CHICAGO-LATROBE Jobber Length Drill Bit: #14, 135° Split Point, TiN-Coated Cobalt, NAS 907 Type J (MPN 54024)
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CHICAGO-LATROBE Jobber Length Drill Bit: #14, 135° Split Point, TiN-Coated Cobalt, NAS 907 Type J (MPN 54024)
CHICAGO-LATROBE Jobber Length Drill Bit: #1, 135° Split Point, TiN-Coated Cobalt, NAS 907 Type J (MPN 54011)
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CHICAGO-LATROBE Jobber Length Drill Bit: #1, 135° Split Point, TiN-Coated Cobalt, NAS 907 Type J (MPN 54011)
CHICAGO-LATROBE Jobber Length Drill Bit: #13, 135° Split Point, TiN-Coated Cobalt, NAS 907 Type J (MPN 54023)
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CHICAGO-LATROBE Jobber Length Drill Bit: #13, 135° Split Point, TiN-Coated Cobalt, NAS 907 Type J (MPN 54023)

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