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CHICAGO-LATROBE Jobber Length Drill Bit: #49, 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: #49, 135° Split Point, Black Oxide HSS

The CHICAGO-LATROBE Jobber Length Drill Bit #49 is a NAS-Spec High-Speed Steel Jobber-Length Drill Bit for Aerospace, featuring a 135° split point and black oxide HSS construction per NAS 907 Type B. With a…

SKU 3G-OTH-190424

Brand
CHICAGO-LATROBE
Item
Jobber Length Drill Bit: #49, 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
45719
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 #49 is a NAS-Spec High-Speed Steel Jobber-Length Drill Bit for Aerospace, featuring a 135° split point and black oxide HSS construction per NAS 907 Type B. With a 0.0730-inch diameter, this bit is designed for precision drilling in aerospace applications.

Frequently Asked Questions

What is the CHICAGO-LATROBE #49 Jobber Length Drill Bit used for?

This drill bit is designed for aerospace applications requiring NAS 907 Type B compliance. Its 135° split point reduces walking and drilling force, making it suitable for precision hole-making in high-strength alloys and sheet metal used in aircraft assembly and maintenance.

What are the specifications of the CHICAGO-LATROBE 45719 drill bit?

The CHICAGO-LATROBE 45719 is a #49 jobber length drill bit with a 0.0730-inch diameter, 135° split point, and black oxide finish on high-speed steel. It meets NAS 907 Type B standards for aerospace drilling. The black oxide coating improves lubricity and corrosion resistance.

Where to buy CHICAGO-LATROBE 45719 drill bits worldwide?

3G Electric supplies CHICAGO-LATROBE 45719 drill bits worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time; we source and deliver this NAS-spec bit to aerospace and manufacturing customers globally.

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

Select based on hole size, material, and specification. For NAS 907 Type B compliance, choose bits like the #49 (0.0730 in) with 135° split point and black oxide HSS. Ensure the bit matches the required diameter and coating for the alloy being drilled. CHICAGO-LATROBE offers these for precision aerospace applications.

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
CHICAGO-LATROBE Jobber Length Drill Bit: #43, 135° Split Point, Black Oxide HSS, NAS 907 Type B (MPN 45713)
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CHICAGO-LATROBE Jobber Length Drill Bit: #43, 135° Split Point, Black Oxide HSS, NAS 907 Type B (MPN 45713)
CHICAGO-LATROBE Jobber Length Drill Bit: #48, 135° Split Point, Black Oxide HSS, NAS 907 Type B (MPN 45718)
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CHICAGO-LATROBE Jobber Length Drill Bit: #48, 135° Split Point, Black Oxide HSS, NAS 907 Type B (MPN 45718)
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CHICAGO-LATROBE Jobber Length Drill Bit: #52, 135° Split Point, Black Oxide HSS, NAS 907 Type B (MPN 45722)
CHICAGO-LATROBE Jobber Length Drill Bit: #44, 135° Split Point, Black Oxide HSS, NAS 907 Type B (MPN 45714)
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CHICAGO-LATROBE Jobber Length Drill Bit: #44, 135° Split Point, Black Oxide HSS, NAS 907 Type B (MPN 45714)
CHICAGO-LATROBE Jobber Length Drill Bit: #51, 135° Split Point, Black Oxide HSS, NAS 907 Type B (MPN 45721)
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CHICAGO-LATROBE Jobber Length Drill Bit: #51, 135° Split Point, Black Oxide HSS, NAS 907 Type B (MPN 45721)

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