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CHICAGO-LATROBE Jobber Length Drill Bit: 7/16", 135° Split Point, TiCN-Coated 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: 7/16", 135° Split Point, TiCN-Coated HSS

The CHICAGO-LATROBE Jobber Length Drill Bit (MPN 43628) is a 7/16" NAS-Spec High-Speed Steel jobber-length drill bit for aerospace, featuring a 135° split point and TiCN coating. It conforms to NAS 907 Type B, with a…

SKU 3G-OTH-189878

Brand
CHICAGO-LATROBE
Item
Jobber Length Drill Bit: 7/16", 135° Split Point, TiCN-Coated HSS
Category
NAS-Spec High-Speed Steel Jobber-Length Drill Bits for Aerospace
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Technical Specifications

CHICAGO-LATROBE
Manufacturer Part Number
43628
Type
TiCN-Coated HSS, NAS 907 Type B
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 (MPN 43628) is a 7/16" NAS-Spec High-Speed Steel jobber-length drill bit for aerospace, featuring a 135° split point and TiCN coating. It conforms to NAS 907 Type B, with a diameter of 0.4375 inches.

Frequently Asked Questions

What is the CHICAGO-LATROBE 43628 drill bit used for?

This TiCN-coated HSS jobber-length drill bit is designed for aerospace applications requiring NAS 907 Type B compliance. It drills precise holes in hardened steels and alloys, with a 135° split point reducing walking and thrust.

What are the specifications of the CHICAGO-LATROBE 43628 drill bit?

The CHICAGO-LATROBE 43628 is a 7/16" (0.4375 inch) jobber-length drill bit with a 135° split point, TiCN-coated high-speed steel, and NAS 907 Type B geometry. It is optimized for aerospace-grade materials.

Where to buy CHICAGO-LATROBE 43628 drill bits worldwide?

3G Electric supplies the CHICAGO-LATROBE 43628 drill bit worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your facility. Contact us for availability and lead times.

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

For aerospace drilling, choose a bit meeting NAS 907 Type B, like the CHICAGO-LATROBE 43628. The TiCN coating extends tool life in abrasive alloys, while the 135° split point improves centering. Match diameter to your hole tolerance requirements.

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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