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CHICAGO-LATROBE 21/64" Tang-Shank High-Speed Steel Taper-Length Drill Bit - Tang-Shank High-Speed Steel Taper-Length Drill Bits
CHICAGO-LATROBETang-Shank High-Speed Steel Taper-Length Drill Bits

CHICAGO-LATROBE 21/64" Tang-Shank High-Speed Steel Taper-Length Drill Bit

The CHICAGO-LATROBE Taper Length Drill Bit (SKU 49521, MPN 49521) is a 21/64" tang-shank high-speed steel drill bit with a 118° point and black oxide finish. It features a 0.3281 specification, designed for…

SKU 3G-OTH-275338

Brand
CHICAGO-LATROBE
Item
21/64" Tang-Shank High-Speed Steel Taper-Length Drill Bit
Part Number
49521
Category
Tang-Shank High-Speed Steel Taper-Length Drill Bits
Available to Order
Also known as:49521CHICAGO-LATROBE
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Payment
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Technical Specifications

CHICAGO-LATROBE
Manufacturer Part Number
49521
Type
Black Oxide HSS, Tang Shank
Point
118°

Technical Documents

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

Product Description

The CHICAGO-LATROBE Taper Length Drill Bit (SKU 49521, MPN 49521) is a 21/64" tang-shank high-speed steel drill bit with a 118° point and black oxide finish. It features a 0.3281 specification, designed for industrial drilling applications requiring extended reach and secure shank engagement.

Frequently Asked Questions

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

A CHICAGO-LATROBE taper length drill bit is used for drilling deep holes in metal, wood, and plastics. Its extended length reaches recessed areas, while the 118° point and black oxide HSS construction provide durability and chip evacuation in industrial machining, fabrication, and maintenance applications.

What are the specifications of the CHICAGO-LATROBE 49521 drill bit?

The CHICAGO-LATROBE 49521 is a 21/64" (0.3281 inch) taper length drill bit with a 118° point, black oxide high-speed steel (HSS) construction, and a tang shank. It is designed for use in drill presses and machine tools requiring a Morse taper shank.

Where to buy CHICAGO-LATROBE taper length drill bits worldwide?

3G Electric supplies CHICAGO-LATROBE taper length 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 49521 and other taper-length drill bits.

How to select the right taper length drill bit for a job?

Select a taper length drill bit by matching the diameter (e.g., 21/64"), shank type (tang shank for Morse taper), point angle (118° for general purpose), and material (black oxide HSS for ferrous metals). Ensure the drill press or machine accepts the taper size. CHICAGO-LATROBE bits are a reliable choice for deep-hole drilling.

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 tang-shank 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 features a black oxide high-speed steel construction with a tang shank for secure mounting in drill presses and lathe tailstocks. The 118° point is suited for general-purpose drilling in metal and other materials. Commonly used in industrial machining and maintenance applications
CHICAGO-LATROBE
This taper-length drill bit features a black oxide high-speed steel construction with a tang shank for secure mounting in drill presses and lathe tailstocks. The 118° point is suited for general-purpose drilling in metal and other materials. Commonly used in industrial machining and maintenance applications

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