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CHICAGO-LATROBE TiN-Coated HSS Taper-Length Drill Bit - Chip-Clearing High-Speed Steel Taper-Length Drill Bits
CHICAGO-LATROBEChip-Clearing High-Speed Steel Taper-Length Drill Bits

CHICAGO-LATROBE TiN-Coated HSS Taper-Length Drill Bit

The CHICAGO-LATROBE Taper Length Drill Bit (MPN 55248) is a TiN-coated high-speed steel chip-clearing taper-length drill bit with a 135° split point and parabolic flute, sized at 0.2500 inches. 3G Electric interprets…

SKU 3G-OTH-221251

Brand
CHICAGO-LATROBE
Item
TiN-Coated HSS Taper-Length Drill Bit
Part Number
55248
Category
Chip-Clearing High-Speed Steel Taper-Length Drill Bits
Available to Order
Also known as:55248CHICAGO-LATROBE
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Technical Specifications

CHICAGO-LATROBE
Manufacturer Part Number
55248
Type
TiN-Coated HSS, Parabolic Flute
Split Point
135°

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CHICAGO-LATROBE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The CHICAGO-LATROBE Taper Length Drill Bit (MPN 55248) is a TiN-coated high-speed steel chip-clearing taper-length drill bit with a 135° split point and parabolic flute, sized at 0.2500 inches. 3G Electric interprets your demand for this OEM-specified tool and delivers it across 14 industrial departments — with specialist depth in combustion, pumps and controls as a trust anchor, not a limit.

Frequently Asked Questions

What is a CHICAGO-LATROBE taper length drill bit used for?

A CHICAGO-LATROBE taper length drill bit is used for deep-hole drilling in metal, wood, and plastics. Its parabolic flute design clears chips efficiently, while the 135° split point reduces walking and thrust. Common in machining, fabrication, and maintenance across industrial departments.

What are the specifications of the CHICAGO-LATROBE 55248 drill bit?

The CHICAGO-LATROBE 55248 is a 1/4" taper length drill bit with a 135° split point, TiN-coated HSS, and parabolic flute. The TiN coating reduces friction and extends tool life. It is designed for chip clearing in deep-hole applications.

Where to buy CHICAGO-LATROBE drill bits worldwide?

3G Electric supplies CHICAGO-LATROBE drill bits 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 the 55248 and other taper length drill bits.

How to select the right taper length drill bit for deep holes?

Select a taper length drill bit based on hole depth, material, and coating. For deep holes in steel, a TiN-coated HSS bit like the CHICAGO-LATROBE 55248 with a 135° split point reduces walking and clears chips. Match diameter to your application and use proper speeds and feeds.

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 chip-clearing high-speed steel taper-length drill bits. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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This taper-length drill bit is made from TiN-coated high-speed steel with a parabolic flute design for efficient chip clearing in deep-hole drilling. The 135° split point reduces walking and thrust, making it suitable for metalworking and industrial machining applications where precision and chip evacuation are required
CHICAGO-LATROBE
This taper-length drill bit is made from TiN-coated high-speed steel with a parabolic flute design for efficient chip clearing in deep-hole drilling. The 135° split point reduces walking and thrust, making it suitable for metalworking and industrial machining applications where precision and chip evacuation are required

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