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CHICAGO-LATROBE Jobber Length Drill Bit: 27/64", 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: 27/64", 135° Split Point, Black Oxide HSS

The CHICAGO-LATROBE Jobber Length Drill Bit (27/64", MPN 45627) is a NAS-spec high-speed steel drill bit for aerospace applications. It features a black oxide finish and a 135° split point, meeting NAS 907 Type B…

SKU 3G-OTH-189875

Brand
CHICAGO-LATROBE
Item
Jobber Length Drill Bit: 27/64", 135° Split Point, Black Oxide HSS
Category
NAS-Spec High-Speed Steel Jobber-Length Drill Bits for Aerospace
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

CHICAGO-LATROBE
Manufacturer Part Number
45627
Type
Black Oxide HSS, NAS 907 Type B
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 (27/64", MPN 45627) is a NAS-spec high-speed steel drill bit for aerospace applications. It features a black oxide finish and a 135° split point, meeting NAS 907 Type B standards. 3G Electric interprets your demand for specialized tooling, sourcing this bit across 14 industrial departments — with deep expertise in combustion, pumps, and controls — to deliver the right solution, not just a catalog.

Frequently Asked Questions

What is the CHICAGO-LATROBE 45627 drill bit used for?

This jobber length drill bit is designed for aerospace and precision industrial drilling. Its 135° split point reduces walking and eliminates the need for a center punch, while the black oxide HSS construction provides heat resistance and lubricity for extended tool life.

What are the specifications of the CHICAGO-LATROBE 45627?

The CHICAGO-LATROBE 45627 is a 27/64" (0.4219 inch) jobber length drill bit with a 135° split point, black oxide finish, and high-speed steel construction. It meets NAS 907 Type B specifications, making it suitable for aerospace applications requiring tight tolerances.

Where to buy CHICAGO-LATROBE 45627 worldwide?

3G Electric supplies the CHICAGO-LATROBE 45627 drill bit to customers 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 this NAS-spec aerospace tool.

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

For aerospace work, choose a drill bit that meets NAS 907 Type B specifications, like the CHICAGO-LATROBE 45627. The 135° split point ensures accurate starts on curved surfaces, and black oxide HSS resists heat in high-strength alloys. Always match the diameter and shank to your toolholder.

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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Compatible alternatives & equivalents

Cross-referenced by specification & description
CHICAGO-LATROBE Jobber Length Drill Bit: 31/64", 135° Split Point, Black Oxide HSS, NAS 907 Type B (MPN 45631)
CHICAGO-LATROBE
CHICAGO-LATROBE Jobber Length Drill Bit: 31/64", 135° Split Point, Black Oxide HSS, NAS 907 Type B (MPN 45631)
This jobber-length drill bit is made of high-speed steel with a black oxide finish and a 135° split point. It meets NAS 907 Type B standards for aerospace applications. The 25/64" diameter bit is designed for drilling in hardened steels and alloys where positional accuracy is critical
CHICAGO-LATROBE
This jobber-length drill bit is made of high-speed steel with a black oxide finish and a 135° split point. It meets NAS 907 Type B standards for aerospace applications. The 25/64" diameter bit is designed for drilling in hardened steels and alloys where positional accuracy is critical
CHICAGO-LATROBE Jobber Length Drill Bit: 13/32", 135° Split Point, Black Oxide HSS, NAS 907 Type B (MPN 45626)
CHICAGO-LATROBE
CHICAGO-LATROBE Jobber Length Drill Bit: 13/32", 135° Split Point, Black Oxide HSS, NAS 907 Type B (MPN 45626)
CHICAGO-LATROBE Jobber Length Drill Bit: 7/16", 135° Split Point, Black Oxide HSS, NAS 907 Type B (MPN 45628)
CHICAGO-LATROBE
CHICAGO-LATROBE Jobber Length Drill Bit: 7/16", 135° Split Point, Black Oxide HSS, NAS 907 Type B (MPN 45628)
This #27 jobber-length drill bit is made from high-speed steel with a black oxide finish, conforming to NAS 907 Type B. It features a 135° split point for reduced walking and precise hole starting. Suitable for drilling in aerospace and other demanding applications where NAS specifications are required
CHICAGO-LATROBE
This #27 jobber-length drill bit is made from high-speed steel with a black oxide finish, conforming to NAS 907 Type B. It features a 135° split point for reduced walking and precise hole starting. Suitable for drilling in aerospace and other demanding applications where NAS specifications are required
CHICAGO-LATROBE Jobber Length Drill Bit: 29/64", 135° Split Point, Black Oxide HSS, NAS 907 Type B (MPN 45629)
CHICAGO-LATROBE
CHICAGO-LATROBE Jobber Length Drill Bit: 29/64", 135° Split Point, Black Oxide HSS, NAS 907 Type B (MPN 45629)

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