Send a part number, a photo, or a whole BOM — we supply it and stand behind it. EXW Singapore — collect from our office.

3G Electric
CHICAGO-LATROBE 31/64" 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 31/64" Tang-Shank High-Speed Steel Taper-Length Drill Bit

The CHICAGO-LATROBE Taper Length Drill Bit (SKU 49531, MPN 49531) is a 31/64" tang-shank high-speed steel drill bit with a 118° point and black oxide finish. It is designed for industrial drilling applications…

SKU 3G-OTH-275337

Brand
CHICAGO-LATROBE
Item
31/64" Tang-Shank High-Speed Steel Taper-Length Drill Bit
Part Number
49531
Category
Tang-Shank High-Speed Steel Taper-Length Drill Bits
Available to Order
Also known as:49531CHICAGO-LATROBE
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
EXW Singapore
Collect or forward from our office
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.

Technical Specifications

CHICAGO-LATROBE
Manufacturer Part Number
49531
Type
Black Oxide HSS, Tang Shank
Point
118°

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The CHICAGO-LATROBE Taper Length Drill Bit (SKU 49531, MPN 49531) is a 31/64" tang-shank high-speed steel drill bit with a 118° point and black oxide finish. It is designed for industrial drilling applications requiring extended reach and secure shank engagement.

Frequently Asked Questions

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

The CHICAGO-LATROBE Taper Length Drill Bit (MPN 49531) is used for drilling holes in metal, wood, and plastic. Its 118° point and black oxide HSS construction suit general-purpose drilling in industrial maintenance, fabrication, and machine shops. The tang shank fits taper-drill chucks on older or manual drilling machines.

What are the specifications of the CHICAGO-LATROBE 49531 drill bit?

The CHICAGO-LATROBE 49531 is a taper length drill bit with a 31/64" diameter (0.4844 inches), a 118° point angle, and a black oxide high-speed steel (HSS) finish. It features a tang shank for secure mounting in taper-drill chucks. The black oxide coating reduces friction and improves wear resistance.

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

You can source CHICAGO-LATROBE taper length drill bits worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on the 49531 or 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 to your hole size, the shank type to your drill chuck (tang shank for taper chucks), and the point angle to the material. For steel, a 118° point is standard. The CHICAGO-LATROBE 49531 (31/64") is suitable for general-purpose drilling in metals and plastics.

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.
Not sure this is the right part? Photo-identify it→

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.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

More from CHICAGO-LATROBE

View all CHICAGO-LATROBE parts →
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

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first