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CHICAGO-LATROBE Jobber Length Drill Bit: Letter O, 135° Split Point - 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: Letter O, 135° Split Point

The CHICAGO-LATROBE Jobber Length Drill Bit (Letter O, MPN 42785) is a NAS-Spec high-speed steel drill bit for aerospace, featuring a TiAlN-coated HSS construction and a 135° split point. With a diameter of 0.3160…

SKU 3G-OTH-190013

Brand
CHICAGO-LATROBE
Item
Jobber Length Drill Bit: Letter O, 135° Split Point
Category
NAS-Spec High-Speed Steel Jobber-Length Drill Bits for Aerospace
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Technical Specifications

CHICAGO-LATROBE
Manufacturer Part Number
42785
Type
TiAlN-Coated HSS
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 (Letter O, MPN 42785) is a NAS-Spec high-speed steel drill bit for aerospace, featuring a TiAlN-coated HSS construction and a 135° split point. With a diameter of 0.3160 inches, it is designed for precision drilling in demanding industrial applications.

Frequently Asked Questions

What is the CHICAGO-LATROBE Jobber Length Drill Bit 42785 used for?

This TiAlN-coated HSS drill bit is designed for aerospace and high-precision machining applications. Its 135° split point reduces walking and thrust, making it ideal for drilling hard materials like stainless steel and titanium alloys.

What are the specifications of the CHICAGO-LATROBE 42785 drill bit?

The CHICAGO-LATROBE 42785 is a Letter O jobber length drill bit with a 0.3160 inch diameter, 135° split point, and TiAlN-coated high-speed steel construction. It meets NAS specs for aerospace use.

Where to buy CHICAGO-LATROBE 42785 drill bits worldwide?

3G Electric supplies CHICAGO-LATROBE 42785 drill bits worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this NAS-spec aerospace drill bit to your facility.

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

For aerospace materials like titanium or stainless steel, choose a TiAlN-coated HSS bit with a 135° split point, such as the CHICAGO-LATROBE 42785. The coating reduces heat and wear, while the split point improves cutting accuracy without a center punch.

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
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CHICAGO-LATROBE Jobber Length Drill Bit: Letter H, 135° Split Point, TiAlN-Coated HSS (MPN 42778)

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