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CHICAGO-LATROBE Tap Kit: #4-40 UNC, H2 / 3B, 3 Flute, TiN Coated High Speed Steel (MPN 174530) - Three-Piece Hand Tap Sets
CHICAGO-LATROBEThree-Piece Hand Tap Sets

CHICAGO-LATROBE Tap Kit: #4-40 UNC, H2 / 3B, 3 Flute, TiN Coated High Speed Steel (MPN 174530)

<p>This CHICAGO-LATROBE Tap Kit (MPN 174530) is a three-piece hand tap set for #4-40 UNC threads. Each tap is made from TiN coated high speed steel with a 3-flute design, ground to H2/3B tolerance for precise, clean…

SKU 3G-OTH-319896

Brand
CHICAGO-LATROBE
Item
Tap Kit: #4-40 UNC, H2 / 3B, 3 Flute, TiN Coated High Speed Steel
Part Number
174530
Category
Three-Piece Hand Tap Sets
Available to Order
Also known as:174530CHICAGO-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
174530
Type
H2 / 3B, TiN Coated High Speed Steel
Flute
3

Technical Documents

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

Product Description

<p>This CHICAGO-LATROBE Tap Kit (MPN 174530) is a three-piece hand tap set for #4-40 UNC threads. Each tap is made from TiN coated high speed steel with a 3-flute design, ground to H2/3B tolerance for precise, clean threads in a variety of materials. Ideal for maintenance, repair, and production environments where reliable thread cutting is essential.</p><p>As a Singapore-based supplier, 3G Electric offers this kit with convenient SGD quotes on request, GST handled for local buyers, and fast delivery across Singapore and Southeast Asia. Worldwide shipping is also available.</p>

Frequently Asked Questions

What is the thread size and type of this tap kit?

This kit is for #4-40 UNC threads, with a 3B class of fit and H2 ground thread limit, suitable for general-purpose tapping.

What is the coating and flute count?

The taps are TiN coated high speed steel with 3 flutes, providing wear resistance and efficient 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 three-piece hand tap sets. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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