CHICAGO-LATROBEOversized Spiral-Point Taps

CHICAGO-LATROBE Spiral Point Tap: 5/16"-18 UNC, H11 / 1B, 3 Flute, Plug Chamfer

SKU 3G-OTH-251259

Brand

CHICAGO-LATROBE

Item

Spiral Point Tap: 5/16"-18 UNC, H11 / 1B, 3 Flute, Plug Chamfer

Technical Specifications

CHICAGO-LATROBE

Manufacturer Part Number

313502

Type

H11 / 1B, 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

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 metalworking. Its spiral point pushes chips ahead, preventing clogging. This H11 / 1B oversized tap creates threads in materials like steel and aluminum, common in automotive and general manufacturing.

What are the specifications of the CHICAGO-LATROBE 313502 tap?

The CHICAGO-LATROBE 313502 is a 5/16"-18 UNC spiral point tap with H11 / 1B fit, 3 flutes, and plug chamfer. It is made of high-speed steel (HSS) and is oversized for precise thread control. This MPN 313502 is designed for through-hole applications.

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 the 313502 spiral point tap or other cutting tools for your operations.

How to select the right CHICAGO-LATROBE tap for a job?

Select a CHICAGO-LATROBE tap based on thread size, material, and hole type. For through holes, a spiral point tap like the 313502 (5/16"-18 UNC) pushes chips forward. Match the chamfer (plug) and flute count to your application. Consult a tooling specialist for H11 / 1B fit requirements.

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 oversized 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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