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CHICAGO-LATROBE 5/16"-18 UNC Spiral-Point Extension Tap - Spiral-Point Extension Taps
CHICAGO-LATROBESpiral-Point Extension Taps

CHICAGO-LATROBE 5/16"-18 UNC Spiral-Point Extension Tap

The CHICAGO-LATROBE Spiral Point Tap (5/16"-18 UNC, H3 / 2B, 2 Flute, Plug Chamfer, High Speed Steel, MPN 918938) is a spiral-point extension tap designed for through-hole threading. 3G Electric interprets demand and…

SKU 3G-OTH-313630

Brand
CHICAGO-LATROBE
Item
5/16"-18 UNC Spiral-Point Extension Tap
Part Number
918938
Category
Spiral-Point Extension Taps
Available to Order
Also known as:918938CHICAGO-LATROBE
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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
918938
Type
H3 / 2B, Plug Chamfer, High Speed Steel
Flute
2

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

Product Description

The CHICAGO-LATROBE Spiral Point Tap (5/16"-18 UNC, H3 / 2B, 2 Flute, Plug Chamfer, High Speed Steel, MPN 918938) is a spiral-point extension tap designed for through-hole threading. 3G Electric interprets demand and sources this genuine industrial cutting tool across 14 departments—with specialist depth in combustion, pumps, and controls—ensuring you get the right answer, not just a catalog.

Frequently Asked Questions

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

A CHICAGO-LATROBE spiral point tap is used for through-hole threading in metalworking. Its spiral point design pushes chips ahead, preventing clogging and enabling faster, cleaner threads in production environments.

What are the specifications of the CHICAGO-LATROBE 918938 tap?

The CHICAGO-LATROBE 918938 is a 5/16"-18 UNC spiral point tap with H3 / 2B tolerance, 2 flute, plug chamfer, and high speed steel construction. It is designed for through-hole threading in ferrous and non-ferrous materials.

Where to buy CHICAGO-LATROBE taps in worldwide?

3G Electric supplies CHICAGO-LATROBE taps worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver genuine cutting tools to your facility, regardless of location.

How to select the right spiral point tap for a job?

Select a spiral point tap based on thread size (e.g., 5/16"-18 UNC), material, and hole type. For through holes, spiral point taps push chips forward. Match the chamfer (plug for general use) and flute count to your application for optimal chip evacuation.

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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