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CHICAGO-LATROBE Spiral Point Tap: #12-28 UNF, H3 / 2B, 2 Flute, Plug Chamfer - General Purpose Spiral-Point Taps
CHICAGO-LATROBEGeneral Purpose Spiral-Point Taps

CHICAGO-LATROBE Spiral Point Tap: #12-28 UNF, H3 / 2B, 2 Flute, Plug Chamfer

The CHICAGO-LATROBE Spiral Point Tap (#12-28 UNF) is a general purpose spiral-point tap with an H3 / 2B tolerance, plug chamfer, 2 flutes, and high-speed steel construction (MPN 356845). 3G Electric interprets this…

SKU 3G-OTH-215852

Brand
CHICAGO-LATROBE
Item
Spiral Point Tap: #12-28 UNF, H3 / 2B, 2 Flute, Plug Chamfer
Category
General Purpose Spiral-Point Taps
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

CHICAGO-LATROBE
Manufacturer Part Number
356845
Type
H3 / 2B, Plug Chamfer, High Speed Steel
Flute
2

Technical Documents

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

Product Description

The CHICAGO-LATROBE Spiral Point Tap (#12-28 UNF) is a general purpose spiral-point tap with an H3 / 2B tolerance, plug chamfer, 2 flutes, and high-speed steel construction (MPN 356845). 3G Electric interprets this demand and delivers it across 14 industrial departments — with specialist depth in combustion, pumps and controls as a trust anchor — ensuring you get the right answer, not just a catalog.

Frequently Asked Questions

What is the CHICAGO-LATROBE Spiral Point Tap #12-28 UNF used for?

This tap is used for threading blind holes in production environments. Its spiral-point design pushes chips forward, preventing chip clogging. It is suitable for general-purpose threading in steel, aluminum, and other machinable materials, commonly used in automotive, aerospace, and general manufacturing applications.

What are the specifications of the CHICAGO-LATROBE Spiral Point Tap 356845?

The CHICAGO-LATROBE Spiral Point Tap MPN 356845 has a #12-28 UNF thread size, H3 / 2B tolerance, 2 flutes, and a plug chamfer. It is made of high-speed steel (HSS) for durability. This general-purpose tap is designed for through-hole or blind-hole threading in various 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 time on the CHICAGO-LATROBE Spiral Point Tap MPN 356845.

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

Select a tap based on thread size, material, and hole type. For blind holes, use a spiral-point tap like this CHICAGO-LATROBE #12-28 UNF model to push chips forward. Match the chamfer type (plug for general use) and flute count to your application. Always use proper cutting fluid for best results.

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 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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Compatible alternatives & equivalents

Cross-referenced by specification & description
CHICAGO-LATROBE Spiral Point Tap: #12-24 UNC, H3 / 2B, 2 Flute, Plug Chamfer, High Speed Steel (MPN 356803)
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CHICAGO-LATROBE Spiral Point Tap: #12-24 UNC, H3 / 2B, 2 Flute, Plug Chamfer, High Speed Steel (MPN 356803)
CHICAGO-LATROBE Spiral Point Tap: 1/4"-28 UNF, H3 / 2B, 2 Flute, Plug Chamfer, High Speed Steel (MPN 357165)
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CHICAGO-LATROBE Spiral Point Tap: 1/4"-28 UNF, H3 / 2B, 2 Flute, Plug Chamfer, High Speed Steel (MPN 357165)
CHICAGO-LATROBE Spiral Point Tap: #10-32 UNF, H3 / 2B, 2 Flute, Plug Chamfer, High Speed Steel (MPN 356761)
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CHICAGO-LATROBE Spiral Point Tap: #10-32 UNF, H3 / 2B, 2 Flute, Plug Chamfer, High Speed Steel (MPN 356761)
CHICAGO-LATROBE Spiral Point Tap: #10-32 UNF, H2 / 2B, 2 Flute, Plug Chamfer, High Speed Steel (MPN 356746)
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CHICAGO-LATROBE Spiral Point Tap: #10-32 UNF, H2 / 2B, 2 Flute, Plug Chamfer, High Speed Steel (MPN 356746)
General purpose spiral-point tap for through-hole threading in ferrous and non-ferrous materials. Size #12-24 UNC with H3/2B thread tolerance, 2 flutes, and plug chamfer. Designed for efficient chip evacuation in manufacturing and maintenance applications
CHICAGO-LATROBE
General purpose spiral-point tap for through-hole threading in ferrous and non-ferrous materials. Size #12-24 UNC with H3/2B thread tolerance, 2 flutes, and plug chamfer. Designed for efficient chip evacuation in manufacturing and maintenance applications
This spiral-point tap is designed for threading blind holes in production and maintenance applications. The spiral-point design pushes chips forward, preventing clogging. It is made of high-speed steel with a plug chamfer and 2-flute configuration. Suitable for use on steel, aluminum, and cast iron
CHICAGO-LATROBE
This spiral-point tap is designed for threading blind holes in production and maintenance applications. The spiral-point design pushes chips forward, preventing clogging. It is made of high-speed steel with a plug chamfer and 2-flute configuration. Suitable for use on steel, aluminum, and cast iron

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