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CHICAGO-LATROBE Spiral Point Tap: M2.5x0.45 Metric, D3 / 6H, 2 Flute, Bottoming Chamfer (MPN 173040) - General Purpose Spiral-Point Taps
CHICAGO-LATROBEGeneral Purpose Spiral-Point Taps

CHICAGO-LATROBE Spiral Point Tap: M2.5x0.45 Metric, D3 / 6H, 2 Flute, Bottoming Chamfer (MPN 173040)

The CHICAGO-LATROBE Spiral Point Tap (M2.5x0.45 Metric, MPN 173040) is a general purpose spiral-point tap with a D3 / 6H tolerance, 2-flute design, and bottoming chamfer. 3G Electric interprets demand and sources…

SKU 3G-OTH-214906

Brand
CHICAGO-LATROBE
Item
Spiral Point Tap: M2.5x0.45 Metric, D3 / 6H, 2 Flute, Bottoming Chamfer
Part Number
173040
Category
General Purpose Spiral-Point Taps
Available to Order
Also known as:173040CHICAGO-LATROBE
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Technical Specifications

CHICAGO-LATROBE
Manufacturer Part Number
173040
Type
D3 / 6H, Bottoming Chamfer
Flute
2

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

Product Description

The CHICAGO-LATROBE Spiral Point Tap (M2.5x0.45 Metric, MPN 173040) is a general purpose spiral-point tap with a D3 / 6H tolerance, 2-flute design, and bottoming chamfer. 3G Electric interprets demand and sources this genuine industrial tap 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 the CHICAGO-LATROBE Spiral Point Tap used for?

The CHICAGO-LATROBE Spiral Point Tap is used for threading blind or through holes in metal workpieces. Its spiral-point design pushes chips forward, making it ideal for production tapping in automotive, aerospace, and general manufacturing applications where clean threads and chip evacuation are critical.

What are the specifications of the CHICAGO-LATROBE Spiral Point Tap?

This tap has a metric thread size of M2.5x0.45, a D3 / 6H tolerance class, 2 flutes, and a bottoming chamfer. The manufacturer part number is 173040. It is a general-purpose spiral-point tap designed for precise threading in ferrous and non-ferrous materials.

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 on the M2.5x0.45 spiral point tap (MPN 173040).

How to select the correct CHICAGO-LATROBE tap for a job?

Select a tap based on thread size, pitch, and chamfer type. For blind holes, use a bottoming chamfer like this D3 / 6H tap. Match the flute count to material type—2 flutes suit harder materials. Always verify the tolerance class (6H) matches your thread gauge requirements for proper fit.

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

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