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CHICAGO-LATROBE 3/4"-16 UNF General Purpose Spiral-Point Tap - General Purpose Spiral-Point Taps
CHICAGO-LATROBEGeneral Purpose Spiral-Point Taps

CHICAGO-LATROBE 3/4"-16 UNF General Purpose Spiral-Point Tap

The CHICAGO-LATROBE Spiral Point Tap (SKU 3G-OTH-214249) is a general purpose spiral-point tap with a 3/4"-16 UNF thread, featuring an H3 / 2B tolerance, plug chamfer, and 3 flutes, made from high speed steel (MPN…

SKU 3G-OTH-214249

Brand
CHICAGO-LATROBE
Item
3/4"-16 UNF General Purpose Spiral-Point Tap
Category
General Purpose Spiral-Point Taps
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

CHICAGO-LATROBE
Manufacturer Part Number
330130
Type
H3 / 2B, Plug 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 Point Tap (SKU 3G-OTH-214249) is a general purpose spiral-point tap with a 3/4"-16 UNF thread, featuring an H3 / 2B tolerance, plug chamfer, and 3 flutes, made from high speed steel (MPN 330130).

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 ferrous and non-ferrous materials. Its spiral-point design pushes chips forward, preventing clogging. Common applications include automotive, aerospace, and general manufacturing where precise UNF threads are required.

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

This tap has a 3/4"-16 UNF thread size, H3 / 2B tolerance, 3 flutes, and a plug chamfer. It is made of high-speed steel (HSS) for durability. The manufacturer part number is 330130, and it is designed for general-purpose threading in production environments.

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 this and other cutting tools.

How to select the correct CHICAGO-LATROBE tap for my application?

Select a tap based on thread size, material, and hole type. For blind holes, use a spiral-point tap like this CHICAGO-LATROBE model. Match the thread class (e.g., 2B) and chamfer (plug) to your requirements. Always verify the HSS grade suits your workpiece hardness.

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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Compatible alternatives & equivalents

Cross-referenced by specification & description
This general purpose spiral-point tap is designed for threading through-holes in metal. Its spiral-point geometry pushes chips forward, facilitating efficient chip evacuation during production tapping. Made from high-speed steel, it features a plug chamfer and 3 flutes, with H3 / 2B tolerance for consistent thread class
CHICAGO-LATROBE
This general purpose spiral-point tap is designed for threading through-holes in metal. Its spiral-point geometry pushes chips forward, facilitating efficient chip evacuation during production tapping. Made from high-speed steel, it features a plug chamfer and 3 flutes, with H3 / 2B tolerance for consistent thread class
This spiral-point tap is designed for threading through holes in metal, steel, and alloys. The plug chamfer and 3-flute design push chips forward, making it suitable for production tapping. Made from high-speed steel with H4 / 2B tolerance
CHICAGO-LATROBE
This spiral-point tap is designed for threading through holes in metal, steel, and alloys. The plug chamfer and 3-flute design push chips forward, making it suitable for production tapping. Made from high-speed steel with H4 / 2B tolerance
This spiral-point tap is designed for through-hole threading in production environments. The spiral-point geometry pushes chips forward, reducing clogging and enabling efficient tapping in materials such as steel, aluminum, and cast iron. Made from high-speed steel with a plug chamfer and 3-flute design, it is suitable for general-purpose threading operations
CHICAGO-LATROBE
This spiral-point tap is designed for through-hole threading in production environments. The spiral-point geometry pushes chips forward, reducing clogging and enabling efficient tapping in materials such as steel, aluminum, and cast iron. Made from high-speed steel with a plug chamfer and 3-flute design, it is suitable for general-purpose threading operations
This spiral-point tap is designed for threading through holes in metal and other materials. The spiral-point design pushes chips forward, reducing clogging and enabling efficient threading. Made from high-speed steel with a plug chamfer and 3 flutes, it is suitable for general-purpose threading applications
CHICAGO-LATROBE
This spiral-point tap is designed for threading through holes in metal and other materials. The spiral-point design pushes chips forward, reducing clogging and enabling efficient threading. Made from high-speed steel with a plug chamfer and 3 flutes, it is suitable for general-purpose threading applications
This spiral-point tap is designed for through-hole threading in metals such as steel, aluminum, and cast iron. The spiral point pushes chips forward to prevent clogging. Made from high-speed steel with a plug chamfer and 3 flutes, it features H3 / 2B tolerance for general-purpose applications
CHICAGO-LATROBE
This spiral-point tap is designed for through-hole threading in metals such as steel, aluminum, and cast iron. The spiral point pushes chips forward to prevent clogging. Made from high-speed steel with a plug chamfer and 3 flutes, it features H3 / 2B tolerance for general-purpose applications
This spiral-point tap is designed for general-purpose threading in through or blind holes. The spiral-point geometry pushes chips forward, reducing clogging in production tapping. Made from high-speed steel with a plug chamfer and 3-flute design, it is suitable for tapping ferrous and non-ferrous materials
CHICAGO-LATROBE
This spiral-point tap is designed for general-purpose threading in through or blind holes. The spiral-point geometry pushes chips forward, reducing clogging in production tapping. Made from high-speed steel with a plug chamfer and 3-flute design, it is suitable for tapping ferrous and non-ferrous materials

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This spiral-point tap is designed for threading blind holes in production machining. The spiral point pushes chips forward, reducing clogging and enabling efficient tapping in ferrous and non-ferrous materials. Made from high speed steel with a plug chamfer and 2 flutes, it provides a H2 / 2B class fit for #4-40 UNC threads
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