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CHICAGO-LATROBE Extension Tap: 1/4"-20 UNC, H11, 3 Flute, Plug Chamfer, High Speed Steel (MPN 313544) - Spiral-Point Extension Taps
CHICAGO-LATROBESpiral-Point Extension Taps

CHICAGO-LATROBE Extension Tap: 1/4"-20 UNC, H11, 3 Flute, Plug Chamfer, High Speed Steel (MPN 313544)

SKU 3G-OTH-313615

Brand
CHICAGO-LATROBE
Item
Extension Tap: 1/4"-20 UNC, H11, 3 Flute, Plug Chamfer, High Speed Steel
Category
Spiral-Point Extension Taps
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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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Technical Documents

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

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 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 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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