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CHICAGO-LATROBE Oversized Spiral-Flute Tap - Oversized Spiral-Flute Taps
CHICAGO-LATROBEOversized Spiral-Flute Taps

CHICAGO-LATROBE Oversized Spiral-Flute Tap

The CHICAGO-LATROBE Spiral Flute Tap (SKU 313580, MPN 313580) is an oversized spiral-flute tap with a 1/4\"-20 UNC thread. It features a H11 / 1B tolerance, 3 flutes, and a semi-bottoming chamfer design.

SKU 3G-OTH-211247

Brand
CHICAGO-LATROBE
Item
Oversized Spiral-Flute Tap
Part Number
313580
Category
Oversized Spiral-Flute Taps
Available to Order
Also known as:313580CHICAGO-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
313580
Type
H11 / 1B, Semi-Bottoming Chamfer
Flute
3

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

Product Description

The CHICAGO-LATROBE Spiral Flute Tap (SKU 313580, MPN 313580) is an oversized spiral-flute tap with a 1/4\"-20 UNC thread. It features a H11 / 1B tolerance, 3 flutes, and a semi-bottoming chamfer design.

Frequently Asked Questions

What is a CHICAGO-LATROBE spiral flute tap used for?

A CHICAGO-LATROBE spiral flute tap is used for threading blind holes in materials like steel and aluminum. The spiral flute design evacuates chips upward, preventing clogging and ensuring clean threads. It is ideal for production tapping where chip removal is critical.

What are the specifications of the CHICAGO-LATROBE 313580 tap?

The CHICAGO-LATROBE 313580 is a spiral flute tap with a 1/4\"-20 UNC thread, H11 / 1B tolerance, 3 flutes, and a semi-bottoming chamfer. It is an oversized tap designed for threading blind holes in industrial applications.

Where to buy CHICAGO-LATROBE taps in worldwide?

You can source CHICAGO-LATROBE taps 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 times.

How to select the right CHICAGO-LATROBE tap for blind holes?

For blind holes, choose a spiral flute tap like the CHICAGO-LATROBE 313580 to evacuate chips upward. Match the thread size (e.g., 1/4\"-20 UNC) and chamfer type (semi-bottoming for near-bottom threading). Ensure the tap tolerance (H11 / 1B) fits your application.

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

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