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3G Electric
CHICAGO-LATROBE 1/4"-20 UNC Spiral-Point Extension Tap - Spiral-Point Extension Taps
CHICAGO-LATROBESpiral-Point Extension Taps

CHICAGO-LATROBE 1/4"-20 UNC Spiral-Point Extension Tap

The CHICAGO-LATROBE Extension Tap (SKU 3G-OTH-313615) is a 1/4"-20 UNC spiral-point extension tap, type H11 with a plug chamfer, made of high-speed steel with 3 flutes (MPN 313544).

SKU 3G-OTH-313615

Brand
CHICAGO-LATROBE
Item
1/4"-20 UNC Spiral-Point Extension Tap
Part Number
313544
Category
Spiral-Point Extension Taps
Available to Order
Also known as:313544CHICAGO-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
313544
Type
H11, Plug Chamfer, High Speed Steel
Flute
3

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

Product Description

The CHICAGO-LATROBE Extension Tap (SKU 3G-OTH-313615) is a 1/4"-20 UNC spiral-point extension tap, type H11 with a plug chamfer, made of high-speed steel with 3 flutes (MPN 313544).

Frequently Asked Questions

What is a CHICAGO-LATROBE extension tap used for?

A CHICAGO-LATROBE extension tap is used to cut internal threads in deep or hard-to-reach holes. The extended shank allows access where standard taps cannot reach, making it ideal for maintenance, repair, and production work across machining and industrial applications.

What are the specifications of the CHICAGO-LATROBE 313544 extension tap?

The CHICAGO-LATROBE 313544 extension tap is a 1/4\"-20 UNC, H11, 3-flute, plug chamfer, high-speed steel spiral-point tap. It is designed for through-hole threading and provides efficient chip evacuation. 3G Electric supplies this genuine CHICAGO-LATROBE part worldwide.

Where to buy CHICAGO-LATROBE extension taps worldwide?

3G Electric supplies CHICAGO-LATROBE extension taps worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us to order the 313544 or any CHICAGO-LATROBE tap for your application.

How to select the right CHICAGO-LATROBE extension tap?

Select a CHICAGO-LATROBE extension tap based on thread size (e.g., 1/4\"-20 UNC), material (high-speed steel for general use), chamfer type (plug for through-holes), and flute count (3-flute for balanced cutting). 3G Electric can help match the tap to your specific threading requirements.

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 spiral-point extension taps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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