CHICAGO-LATROBEGeneral Purpose Spiral-Point Taps

CHICAGO-LATROBE Spiral Point Tap: 1/4"-20 UNC, H5 / 2B-3B, 3 Flute, Plug Chamfer

SKU 3G-OTH-214591

Brand

CHICAGO-LATROBE

Item

Spiral Point Tap: 1/4"-20 UNC, H5 / 2B-3B, 3 Flute, Plug Chamfer

Technical Specifications

CHICAGO-LATROBE

Manufacturer Part Number

282355

Type

H5 / 2B-3B, Plug Chamfer, High Speed Steel 

Flute

3

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Technical Documents

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CHICAGO-LATROBE Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

The CHICAGO-LATROBE Spiral Point Tap (MPN 282355) is a 1/4"-20 UNC general purpose spiral-point tap with an H5 / 2B-3B tolerance, 3-flute design, plug chamfer, and high-speed steel construction. 3G Electric interprets demand and delivers this tap across 14 industrial departments — and we supply far more than is listed — with specialist depth in combustion, pumps and controls as an authorised distributor for brands like FBR, Interpump, and others.

Frequently Asked Questions

What is the CHICAGO-LATROBE Spiral Point Tap used for?

The CHICAGO-LATROBE Spiral Point Tap is used for threading blind holes in production environments. Its spiral-point design pushes chips forward, preventing clogging, making it ideal for through-hole tapping in steel, aluminum, and other ferrous/non-ferrous materials.

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

This tap has a 1/4"-20 UNC thread, H5 / 2B-3B tolerance, 3 flutes, and a plug chamfer. It is made of high-speed steel (HSS) and is designed for general-purpose tapping. The manufacturer part number is 282355.

Where to buy the CHICAGO-LATROBE Spiral Point Tap worldwide?

You can source the CHICAGO-LATROBE Spiral Point Tap through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring you receive the correct tap for your threading application.

How to select the correct CHICAGO-LATROBE Spiral Point Tap?

Select the tap based on thread size (1/4"-20 UNC), tolerance class (H5 for 2B-3B fit), and material. For blind holes, a spiral-point tap like this CHICAGO-LATROBE model pushes chips forward. Ensure the tap matches your hole depth and machine type for optimal thread quality.

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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