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CHICAGO-LATROBE Jobber Length Drill Bit: 2.8 mm, 135° Split Point - 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: 2.8 mm, 135° Split Point

The CHICAGO-LATROBE Jobber Length Drill Bit (MPN 47838) is a NAS-Spec Cobalt Jobber-Length Drill Bit for Aerospace, with a 2.8 mm diameter and 135° Split Point. It is constructed from Straw/Bronze Cobalt and has a…

SKU 3G-OTH-200193

Brand
CHICAGO-LATROBE
Item
Jobber Length Drill Bit: 2.8 mm, 135° Split Point
Category
NAS-Spec Cobalt Jobber-Length Drill Bits for Aerospace
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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

CHICAGO-LATROBE
Manufacturer Part Number
47838
Type
Straw/Bronze Cobalt
Split Point
135°

Technical Documents

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

Product Description

The CHICAGO-LATROBE Jobber Length Drill Bit (MPN 47838) is a NAS-Spec Cobalt Jobber-Length Drill Bit for Aerospace, with a 2.8 mm diameter and 135° Split Point. It is constructed from Straw/Bronze Cobalt and has a key specification of 0.1102.

Frequently Asked Questions

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

This 2.8 mm straw/bronze cobalt drill bit is designed for aerospace and high-strength alloy drilling. Its 135° split point reduces walking and thrust, making it ideal for precision hole-making in stainless steel, titanium, and other tough materials.

What are the specifications of the CHICAGO-LATROBE 47838 drill bit?

The CHICAGO-LATROBE 47838 is a 2.8 mm jobber length drill bit with a 135° split point and straw/bronze cobalt finish. It meets NAS specifications for aerospace applications, offering heat resistance and durability in demanding materials.

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, customs clearance, and delivery to your facility. Contact us for pricing and lead time on the 47838 and other NAS-spec cobalt bits.

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

For aerospace drilling, choose a cobalt bit like the CHICAGO-LATROBE 47838 with a 135° split point to minimize wandering. Match the diameter (2.8 mm) to your hole tolerance and ensure the finish (straw/bronze) provides heat resistance for high-strength alloys.

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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Cross-referenced by specification & description
CHICAGO-LATROBE Jobber Length Drill Bit: 2.9 mm, 135° Split Point, Straw/Bronze Cobalt (MPN 47839)
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CHICAGO-LATROBE Jobber Length Drill Bit: 2.3 mm, 135° Split Point, Straw/Bronze Cobalt (MPN 47833)
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CHICAGO-LATROBE Jobber Length Drill Bit: 2.3 mm, 135° Split Point, Straw/Bronze Cobalt (MPN 47833)

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