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CHICAGO-LATROBE 1/2"-13 UNC General Purpose Spiral-Point Tap - General Purpose Spiral-Point Taps
CHICAGO-LATROBEGeneral Purpose Spiral-Point Taps

CHICAGO-LATROBE 1/2"-13 UNC General Purpose Spiral-Point Tap

The CHICAGO-LATROBE Spiral Point Tap (MPN 357827) is a 1/2"-13 UNC general purpose tap with H3 / 2B tolerance, 3 flutes, plug chamfer, and high speed steel construction. 3G Electric interprets demand and delivers…

SKU 3G-OTH-214227

Brand
CHICAGO-LATROBE
Item
1/2"-13 UNC General Purpose Spiral-Point Tap
Part Number
357827
Category
General Purpose Spiral-Point Taps
Available to Order
Also known as:357827CHICAGO-LATROBE
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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

CHICAGO-LATROBE
Manufacturer Part Number
357827
Type
H3 / 2B, Plug Chamfer, High Speed Steel
Flute
3

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

Product Description

The CHICAGO-LATROBE Spiral Point Tap (MPN 357827) is a 1/2"-13 UNC general purpose tap with H3 / 2B tolerance, 3 flutes, plug chamfer, and high speed steel construction. 3G Electric interprets demand and delivers this genuine industrial cutting tool across 14 departments — and far more — with specialist depth in combustion, pumps and controls as a trust anchor.

Frequently Asked Questions

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

A CHICAGO-LATROBE spiral point tap is used for threading blind or through holes in metal. Its spiral-point design pushes chips forward, preventing clogging. Common applications include automotive, aerospace, and general manufacturing where clean, accurate threads are required.

What are the specifications of the CHICAGO-LATROBE 357827 tap?

The CHICAGO-LATROBE 357827 is a 1/2"-13 UNC spiral point tap with H3 / 2B tolerance, 3 flutes, and a plug chamfer. It is made of high-speed steel and is designed for general-purpose threading in ferrous and non-ferrous materials.

Where to buy CHICAGO-LATROBE taps 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 357827 and other models.

How to select the correct 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 the CHICAGO-LATROBE 357827 to push chips forward. Match the thread class (e.g., 2B) and chamfer (plug) 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.
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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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This spiral-point tap is designed for threading blind holes in production machining. The spiral point pushes chips forward, reducing clogging and enabling efficient tapping in ferrous and non-ferrous materials. Made from high speed steel with a plug chamfer and 2 flutes, it provides a H2 / 2B class fit for #4-40 UNC threads
CHICAGO-LATROBE
This spiral-point tap is designed for threading blind holes in production machining. The spiral point pushes chips forward, reducing clogging and enabling efficient tapping in ferrous and non-ferrous materials. Made from high speed steel with a plug chamfer and 2 flutes, it provides a H2 / 2B class fit for #4-40 UNC threads
This spiral-point tap is designed for general-purpose threading of blind or through holes in metals such as steel, aluminum, and cast iron. The spiral-point geometry pushes chips forward, reducing clogging in production environments. Made from high-speed steel with a D4 / 6H tolerance class, 2 flutes, and a plug chamfer. Manufacturer part number 360854
CHICAGO-LATROBE
This spiral-point tap is designed for general-purpose threading of blind or through holes in metals such as steel, aluminum, and cast iron. The spiral-point geometry pushes chips forward, reducing clogging in production environments. Made from high-speed steel with a D4 / 6H tolerance class, 2 flutes, and a plug chamfer. Manufacturer part number 360854

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