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CHICAGO-LATROBE 7/16" TiCN-Coated HSS Jobber-Length Drill Bit - High-Speed Steel Jobber-Length Drill Bits for Deep Hole-Drilling
CHICAGO-LATROBEHigh-Speed Steel Jobber-Length Drill Bits for Deep Hole-Drilling

CHICAGO-LATROBE 7/16" TiCN-Coated HSS Jobber-Length Drill Bit

The CHICAGO-LATROBE Jobber Length Drill Bit (MPN 42028) is a 7/16" TiCN-coated high-speed steel drill bit with a 135° split point and fast spiral, designed for deep hole-drilling. 3G Electric interprets your demand…

SKU 3G-OTH-194006

Brand
CHICAGO-LATROBE
Item
7/16" TiCN-Coated HSS Jobber-Length Drill Bit
Part Number
42028
Category
High-Speed Steel Jobber-Length Drill Bits for Deep Hole-Drilling
Available to Order
Also known as:42028CHICAGO-LATROBE
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Technical Specifications

CHICAGO-LATROBE
Manufacturer Part Number
42028
Type
TiCN-Coated HSS, Fast Spiral
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 42028) is a 7/16" TiCN-coated high-speed steel drill bit with a 135° split point and fast spiral, designed for deep hole-drilling. 3G Electric interprets your demand for this OEM bit and delivers it as part of our broad industrial supply across 14 departments, with specialist depth in combustion, pumps, and controls to support your facility's full equipment needs.

Frequently Asked Questions

What is the CHICAGO-LATROBE Jobber Length Drill Bit 42028 used for?

This 7/16" drill bit is designed for deep hole-drilling in metal, wood, and plastic. Its 135° split point reduces walking, while TiCN coating extends tool life on hard materials. Common in automotive, aerospace, and general fabrication where precise, deep holes are required.

What are the specifications of the CHICAGO-LATROBE 42028 drill bit?

The CHICAGO-LATROBE 42028 is a 7/16" (0.4375 inch) jobber-length drill bit with a 135° split point, TiCN-coated high-speed steel, and fast spiral flute design. It is optimized for deep hole-drilling applications and is manufactured under part number 42028.

Where to buy CHICAGO-LATROBE 42028 drill bits worldwide?

3G Electric supplies the CHICAGO-LATROBE 42028 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 time on this and other CHICAGO-LATROBE tooling.

How to select the right CHICAGO-LATROBE drill bit for deep holes?

For deep hole-drilling, choose a jobber-length bit with a split point (like the 135° on CHICAGO-LATROBE 42028) to reduce thrust and walking. TiCN coating improves wear resistance. Match the diameter (7/16") to your hole size and ensure the material (HSS) suits your workpiece.

Used in

Common applications for CHICAGO-LATROBE
Aerospace manufacturing — Chicago-Latrobe NAS-spec jobber-length drill bits (e.g., MPN 42631) for drilling holes in airframe components.
Metal fabrication — Chicago-Latrobe single-flute countersinks (e.g., MPN 56774) for deburring and chamfering holes in steel plates.
Machine shop — Chicago-Latrobe 82° countersinks (e.g., MPN 56738) for creating flush-mount recesses for flat-head screws in assemblies.
Maintenance and repair — Chicago-Latrobe 90° countersinks (e.g., MPN 56760) for chamfering holes and removing burrs on industrial equipment.
Automotive production — Chicago-Latrobe HSS drill bits for holemaking in engine blocks and chassis components.
General machining — Chicago-Latrobe countersinks in various body diameters for chamfering and deburring in job shops.
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CHICAGO-LATROBE Products

3G Electric supplies CHICAGO-LATROBE high-speed steel jobber-length drill bits for deep hole-drilling. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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