Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

CHICAGO-LATROBE Jobber Length Drill Bit: 1/4", 135° Split Point, Straw/Bronze Cobalt - NAS-Spec Cobalt Jobber-Length Drill Bits for Aerospace
CHICAGO-LATROBENAS-Spec Cobalt Jobber-Length Drill Bits for Aerospace

CHICAGO-LATROBE Jobber Length Drill Bit: 1/4", 135° Split Point, Straw/Bronze Cobalt

The CHICAGO-LATROBE Jobber Length Drill Bit (MPN 47716) is a NAS-Spec Cobalt Jobber-Length Drill Bit for Aerospace, featuring a 1/4" (0.2500) diameter, 135° split point, and Straw/Bronze Cobalt finish, NAS 907 Type…

SKU 3G-OTH-199999

Brand
CHICAGO-LATROBE
Item
Jobber Length Drill Bit: 1/4", 135° Split Point, Straw/Bronze Cobalt
Category
NAS-Spec Cobalt Jobber-Length Drill Bits for Aerospace
Available to Order
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.
Worldwide Shipping
Air & sea freight
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
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

CHICAGO-LATROBE
Manufacturer Part Number
47716
Type
Straw/Bronze Cobalt, NAS 907 Type B
Split Point
135°

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 Jobber Length Drill Bit (MPN 47716) is a NAS-Spec Cobalt Jobber-Length Drill Bit for Aerospace, featuring a 1/4" (0.2500) diameter, 135° split point, and Straw/Bronze Cobalt finish, NAS 907 Type B. 3G Electric interprets your demand for precision tooling across 14 industrial departments — and we supply far more than is listed — with specialist depth in combustion, pumps and controls as a trust anchor, not a limit.

Frequently Asked Questions

What is the CHICAGO-LATROBE 47716 drill bit used for?

The CHICAGO-LATROBE 47716 is a NAS 907 Type B jobber-length drill bit designed for aerospace applications. Its 135° split point and cobalt construction allow drilling into hardened materials like stainless steel and titanium, meeting strict aerospace tolerances.

What are the specifications of the CHICAGO-LATROBE 47716?

The CHICAGO-LATROBE 47716 is a 1/4" diameter jobber-length drill bit with a 135° split point, straw/bronze cobalt finish, and NAS 907 Type B compliance. It is designed for aerospace-grade drilling and has a manufacturer part number 47716.

Where to buy CHICAGO-LATROBE 47716 drill bits worldwide?

3G Electric supplies the CHICAGO-LATROBE 47716 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, select a NAS 907 Type B bit like the CHICAGO-LATROBE 47716. Ensure the diameter matches your hole size (1/4") and the 135° split point reduces walking. Cobalt construction handles high heat in tough alloys. Always verify specs against your material.

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 cobalt 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.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
CHICAGO-LATROBE Jobber Length Drill Bit: 1/8", 135° Split Point, Straw/Bronze Cobalt, NAS 907 Type B (MPN 47708)
CHICAGO-LATROBE
CHICAGO-LATROBE Jobber Length Drill Bit: 1/8", 135° Split Point, Straw/Bronze Cobalt, NAS 907 Type B (MPN 47708)
CHICAGO-LATROBE Jobber Length Drill Bit: 3/8", 135° Split Point, Straw/Bronze Cobalt, NAS 907 Type B (MPN 47724)
CHICAGO-LATROBE
CHICAGO-LATROBE Jobber Length Drill Bit: 3/8", 135° Split Point, Straw/Bronze Cobalt, NAS 907 Type B (MPN 47724)
CHICAGO-LATROBE Jobber Length Drill Bit: #34, 135° Split Point, Straw/Bronze Cobalt, NAS 907 Type B (MPN 47768)
CHICAGO-LATROBE
CHICAGO-LATROBE Jobber Length Drill Bit: #34, 135° Split Point, Straw/Bronze Cobalt, NAS 907 Type B (MPN 47768)
CHICAGO-LATROBE Jobber Length Drill Bit: 1/2", 135° Split Point, Straw/Bronze Cobalt, NAS 907 Type B (MPN 47732)
CHICAGO-LATROBE
CHICAGO-LATROBE Jobber Length Drill Bit: 1/2", 135° Split Point, Straw/Bronze Cobalt, NAS 907 Type B (MPN 47732)
CHICAGO-LATROBE Jobber Length Drill Bit: #1, 135° Split Point, Straw/Bronze Cobalt, NAS 907 Type B (MPN 47735)
CHICAGO-LATROBE
CHICAGO-LATROBE Jobber Length Drill Bit: #1, 135° Split Point, Straw/Bronze Cobalt, NAS 907 Type B (MPN 47735)
CHICAGO-LATROBE Jobber Length Drill Bit: #14, 135° Split Point, Straw/Bronze Cobalt, NAS 907 Type B (MPN 47748)
CHICAGO-LATROBE
CHICAGO-LATROBE Jobber Length Drill Bit: #14, 135° Split Point, Straw/Bronze Cobalt, NAS 907 Type B (MPN 47748)

More from CHICAGO-LATROBE

View all CHICAGO-LATROBE parts
This TiN-coated cobalt jobber-length drill bit meets NAS 907 Type J specifications for aerospace applications. The 135° split point reduces walking and improves hole accuracy. Suitable for drilling in high-strength alloys and other demanding materials
CHICAGO-LATROBE
This TiN-coated cobalt jobber-length drill bit meets NAS 907 Type J specifications for aerospace applications. The 135° split point reduces walking and improves hole accuracy. Suitable for drilling in high-strength alloys and other demanding materials
This #27 jobber-length drill bit is made from TiAlN-coated cobalt and meets NAS 907 Type J specifications. The 135° split point reduces walking and aids self-centering during drilling. It is used for precision hole-making in aerospace and other high-temperature alloy applications
CHICAGO-LATROBE
This #27 jobber-length drill bit is made from TiAlN-coated cobalt and meets NAS 907 Type J specifications. The 135° split point reduces walking and aids self-centering during drilling. It is used for precision hole-making in aerospace and other high-temperature alloy applications
This 4 mm diameter jobber-length drill bit is made from cobalt steel with a straw/bronze finish and a 135° split point. It conforms to NAS 907 Type B specifications. Typical applications include drilling in high-strength alloys, stainless steel, and titanium for precision hole-making
CHICAGO-LATROBE
This 4 mm diameter jobber-length drill bit is made from cobalt steel with a straw/bronze finish and a 135° split point. It conforms to NAS 907 Type B specifications. Typical applications include drilling in high-strength alloys, stainless steel, and titanium for precision hole-making
This TiN-coated cobalt jobber-length drill bit features a 135° split point for reduced walking and improved hole accuracy. Designed for drilling hard materials such as stainless steel and titanium in aerospace and other high-precision metalworking applications. Meets NAS specifications for critical drilling tasks
CHICAGO-LATROBE
This TiN-coated cobalt jobber-length drill bit features a 135° split point for reduced walking and improved hole accuracy. Designed for drilling hard materials such as stainless steel and titanium in aerospace and other high-precision metalworking applications. Meets NAS specifications for critical drilling tasks
This 23/64" jobber-length drill bit is made of TiN-coated cobalt and features a 135° split point. It conforms to NAS 907 Type J standards. Used for drilling in aerospace and other high-precision industrial applications where tough materials are encountered
CHICAGO-LATROBE
This 23/64" jobber-length drill bit is made of TiN-coated cobalt and features a 135° split point. It conforms to NAS 907 Type J standards. Used for drilling in aerospace and other high-precision industrial applications where tough materials are encountered
CHICAGO-LATROBE Jobber Length Drill Bit: 25/64", 135° Split Point, TiN-Coated Cobalt, NAS 907 Type J (MPN 54070)
CHICAGO-LATROBE
CHICAGO-LATROBE Jobber Length Drill Bit: 25/64", 135° Split Point, TiN-Coated Cobalt, NAS 907 Type J (MPN 54070)
CHICAGO-LATROBE Jobber Length Drill Bit: #45, 135° Split Point, TiAlN-Coated Cobalt, NAS 907 Type J (MPN 45015)
CHICAGO-LATROBE
CHICAGO-LATROBE Jobber Length Drill Bit: #45, 135° Split Point, TiAlN-Coated Cobalt, NAS 907 Type J (MPN 45015)
CHICAGO-LATROBE Jobber Length Drill Bit: 1/32", 135° Split Point, TiAlN-Coated Cobalt (MPN 44902)
CHICAGO-LATROBE
CHICAGO-LATROBE Jobber Length Drill Bit: 1/32", 135° Split Point, TiAlN-Coated Cobalt (MPN 44902)