CHICAGO-LATROBEGeneral Purpose Spiral-Point Taps

CHICAGO-LATROBE Spiral Point Tap: 5/16"-24 UNF, H4 / 2B, 3 Flute, Plug Chamfer

SKU 3G-OTH-215630

Brand

CHICAGO-LATROBE

Item

Spiral Point Tap: 5/16"-24 UNF, H4 / 2B, 3 Flute, Plug Chamfer

Technical Specifications

CHICAGO-LATROBE

Manufacturer Part Number

330119

Type

H4 / 2B, 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 330119) is a 5/16"-24 UNF general purpose spiral-point tap with an H4 / 2B tolerance, plug chamfer, and 3 flutes, made from high speed steel. 3G Electric interprets this demand and sources it across 14 industrial departments — and we supply far more than is listed — with specialist depth in combustion, pumps and controls as a trust anchor, not a limit.

Frequently Asked Questions

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

A CHICAGO-LATROBE spiral point tap is used for through-hole threading in production environments. Its spiral-point design pushes chips forward, preventing clogging and enabling faster tapping in materials like steel, aluminum, and cast iron. It is ideal for automotive, aerospace, and general manufacturing applications.

What are the specifications of the CHICAGO-LATROBE 330119 tap?

The CHICAGO-LATROBE 330119 is a spiral point tap with thread size 5/16"-24 UNF, H4 / 2B tolerance, 3 flutes, and a plug chamfer. It is made of high-speed steel (HSS) for durability. This general-purpose tap is designed for through-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 times on the 330119 spiral point tap.

How to select the right CHICAGO-LATROBE tap for through holes?

For through holes, choose a spiral point tap like the CHICAGO-LATROBE 330119. Ensure the thread size (5/16"-24 UNF), tolerance (H4 / 2B), and chamfer (plug) match your application. Use high-speed steel for general materials. Always match the tap to the material hardness and hole depth 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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