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

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

The CHICAGO-LATROBE Spiral Flute Tap (MPN 282807) is a general-purpose spiral-flute tap with a 1/2"-13 UNC thread size. It features an H3 / 2B tolerance, a bottoming chamfer, and 3 flutes, designed for efficient chip…

SKU 3G-OTH-230145

Brand
CHICAGO-LATROBE
Item
1/2"-13 UNC General Purpose Spiral-Flute Tap
Part Number
282807
Category
General Purpose Spiral-Flute Taps
Available to Order
Also known as:282807CHICAGO-LATROBE
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Technical Specifications

CHICAGO-LATROBE
Manufacturer Part Number
282807
Type
H3 / 2B, Bottoming Chamfer
Flute
3

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

Product Description

The CHICAGO-LATROBE Spiral Flute Tap (MPN 282807) is a general-purpose spiral-flute tap with a 1/2"-13 UNC thread size. It features an H3 / 2B tolerance, a bottoming chamfer, and 3 flutes, designed for efficient chip evacuation in through-hole threading applications.

Frequently Asked Questions

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

A CHICAGO-LATROBE spiral flute tap is used for threading blind holes in materials like steel and aluminum. The spiral flute design pulls chips upward and out of the hole, preventing chip clogging and ensuring clean threads. It is ideal for production tapping in machining and metalworking applications.

What are the specifications of the CHICAGO-LATROBE 282807 tap?

The CHICAGO-LATROBE 282807 is a general purpose spiral flute tap with a 1/2"-13 UNC thread, H3 / 2B tolerance, 3 flutes, and a bottoming chamfer. It is designed for threading blind holes to the bottom. 3G Electric supplies this genuine CHICAGO-LATROBE part worldwide.

Where to buy CHICAGO-LATROBE taps in worldwide?

3G Electric supplies CHICAGO-LATROBE taps, including the 282807 spiral flute tap, to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for a quote on this or any other industrial cutting tool you need sourced.

How to select the right spiral flute tap for blind holes?

For blind holes, choose a spiral flute tap with a bottoming chamfer to thread close to the hole bottom. Match the tap's thread size, pitch, and tolerance class (e.g., H3 / 2B) to your application. CHICAGO-LATROBE taps like the 282807 are designed for reliable chip evacuation in production environments.

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

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General purpose spiral-flute tap for threading blind holes. The spiral flute design pulls chips upward, preventing clogging. Made of high-speed steel with H3 / 2B tolerance and plug chamfer. Suitable for tapping in steel and aluminum
CHICAGO-LATROBE
General purpose spiral-flute tap for threading blind holes. The spiral flute design pulls chips upward, preventing clogging. Made of high-speed steel with H3 / 2B tolerance and plug chamfer. Suitable for tapping in steel and aluminum

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