CHICAGO-LATROBEGeneral Purpose Spiral-Flute Taps

CHICAGO-LATROBE Spiral Flute Tap: 1/4"-28 UNF, H3 / 2B, 3 Flute, Bottoming Chamfer

SKU 3G-OTH-229890

Brand

CHICAGO-LATROBE

Item

Spiral Flute Tap: 1/4"-28 UNF, H3 / 2B, 3 Flute, Bottoming Chamfer

Local availability & support

Delivery: 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

367933

Type

H3 / 2B, Bottoming Chamfer, High Speed Steel 

Flute

3

Technical Documents

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CHICAGO-LATROBE Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

The CHICAGO-LATROBE Spiral Flute Tap (MPN 367933) is a general-purpose tap with a 1/4"-28 UNF thread, H3 / 2B tolerance, bottoming chamfer, and 3-flute high-speed steel design. 3G Electric interprets your demand for this OEM-specified tool and delivers it across 14 industrial departments, with specialist depth in machining and controls to support your sourcing needs.

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. Its spiral flute design pulls chips upward, preventing clogging and ensuring clean threads. This 1/4"-28 UNF bottoming chamfer tap is ideal for reaching the bottom of a hole.

What are the specifications of the CHICAGO-LATROBE 367933 tap?

The CHICAGO-LATROBE 367933 is a 1/4"-28 UNF spiral flute tap with a H3 / 2B tolerance, 3 flutes, and a bottoming chamfer. It is made of high-speed steel (HSS) and is designed for general-purpose threading in blind holes. The manufacturer part number is 367933.

Where to buy CHICAGO-LATROBE taps in worldwide?

3G Electric supplies CHICAGO-LATROBE taps worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us to source this 1/4"-28 UNF spiral flute tap or any other CHICAGO-LATROBE tooling for your operations.

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

For blind holes, choose a bottoming chamfer tap like this CHICAGO-LATROBE 1/4"-28 UNF model. Ensure the tap has a spiral flute design to evacuate chips upward. Match the thread size (UNF), pitch, and tolerance class (H3 / 2B) to your application. High-speed steel suits general-purpose threading in ferrous and non-ferrous materials.

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-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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