Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

CHICAGO-LATROBE Spiral Point Tap: 1/2"-20 UNF, H3 / 2B, 3 Flute, Plug Chamfer - General Purpose Spiral-Point Taps
CHICAGO-LATROBEGeneral Purpose Spiral-Point Taps

CHICAGO-LATROBE Spiral Point Tap: 1/2"-20 UNF, H3 / 2B, 3 Flute, Plug Chamfer

3G Electric supplies the CHICAGO-LATROBE Spiral Point Tap (SKU 3G-OTH-214493), a general-purpose spiral-point tap with a 1/2"-20 UNF thread. This H3 / 2B, plug chamfer, high-speed steel tap features 3 flutes (MPN…

SKU 3G-OTH-214493

Brand
CHICAGO-LATROBE
Item
Spiral Point Tap: 1/2"-20 UNF, H3 / 2B, 3 Flute, Plug Chamfer
Category
General Purpose Spiral-Point Taps
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

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
357868
Type
H3 / 2B, Plug Chamfer, High Speed Steel
Flute
3

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

CHICAGO-LATROBE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

3G Electric supplies the CHICAGO-LATROBE Spiral Point Tap (SKU 3G-OTH-214493), a general-purpose spiral-point tap with a 1/2"-20 UNF thread. This H3 / 2B, plug chamfer, high-speed steel tap features 3 flutes (MPN 357868). We interpret your threading needs and source this genuine industrial tap across 14 departments, with specialist depth in cutting tools.

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 ahead, preventing clogging and enabling faster tapping in materials like steel and aluminum. This 1/2"-20 UNF tap is ideal for automotive, aerospace, and general manufacturing applications.

What are the specifications of the CHICAGO-LATROBE 357868 tap?

The CHICAGO-LATROBE 357868 is a 1/2"-20 UNF spiral point tap with H3 / 2B tolerance, 3 flutes, and a plug chamfer. It is made from high-speed steel for durability in general-purpose threading. This design is optimized for through-hole tapping in ferrous and non-ferrous materials.

Where to buy CHICAGO-LATROBE taps in worldwide?

3G Electric supplies CHICAGO-LATROBE taps worldwide, including the 357868 spiral point tap. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this and other cutting tools across 14 industrial departments.

How to select the right spiral point tap for through holes?

Select a spiral point tap like the CHICAGO-LATROBE 357868 for through holes where chip evacuation is critical. Match the thread size (1/2"-20 UNF), chamfer type (plug for general use), and material (high-speed steel for most metals). Ensure the tap tolerance (H3) aligns with your required thread class (2B).

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.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

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 blind holes in production and maintenance applications. The spiral-point design pushes chips forward, preventing clogging. It is made of high-speed steel with a plug chamfer and 2-flute configuration. Suitable for use on steel, aluminum, and cast iron
CHICAGO-LATROBE
This spiral-point tap is designed for threading blind holes in production and maintenance applications. The spiral-point design pushes chips forward, preventing clogging. It is made of high-speed steel with a plug chamfer and 2-flute configuration. Suitable for use on steel, aluminum, and cast iron
CHICAGO-LATROBE Spiral Point Tap: 7/16"-20 UNF, H5 / 2B-3B, 3 Flute, Plug Chamfer, High Speed Steel (MPN 357785)
CHICAGO-LATROBE
CHICAGO-LATROBE Spiral Point Tap: 7/16"-20 UNF, H5 / 2B-3B, 3 Flute, Plug Chamfer, High Speed Steel (MPN 357785)
This general purpose spiral-point tap is designed for threading through-holes in production and maintenance applications. It features a 5/8"-18 UNF thread, H3 / 2B tolerance, 3-flute design, and plug chamfer. Constructed from high-speed steel, the spiral-point geometry pushes chips ahead, reducing clogging in materials such as steel, aluminum, and cast iron
CHICAGO-LATROBE
This general purpose spiral-point tap is designed for threading through-holes in production and maintenance applications. It features a 5/8"-18 UNF thread, H3 / 2B tolerance, 3-flute design, and plug chamfer. Constructed from high-speed steel, the spiral-point geometry pushes chips ahead, reducing clogging in materials such as steel, aluminum, and cast iron
General purpose spiral-point tap for threading through-holes in metal, steel, and alloys. Features a 3/8"-24 UNF thread, H2 / 2B tolerance, plug chamfer, and 3-flute design. Made from high-speed steel, the spiral-point pushes chips forward to prevent clogging, enabling faster production threading in CNC and manual operations
CHICAGO-LATROBE
General purpose spiral-point tap for threading through-holes in metal, steel, and alloys. Features a 3/8"-24 UNF thread, H2 / 2B tolerance, plug chamfer, and 3-flute design. Made from high-speed steel, the spiral-point pushes chips forward to prevent clogging, enabling faster production threading in CNC and manual operations
CHICAGO-LATROBE Spiral Point Tap: 1/4"-20 UNC, H3 / 2B, 3 Flute, Plug Chamfer, High Speed Steel (MPN 357082)
CHICAGO-LATROBE
CHICAGO-LATROBE Spiral Point Tap: 1/4"-20 UNC, H3 / 2B, 3 Flute, Plug Chamfer, High Speed Steel (MPN 357082)

More from CHICAGO-LATROBE

View all CHICAGO-LATROBE parts
CHICAGO-LATROBE Spiral Point Tap: M12x1.75 Metric, D6 / 6H, 3 Flute, Bottoming Chamfer (MPN 173049)
CHICAGO-LATROBE
CHICAGO-LATROBE Spiral Point Tap: M12x1.75 Metric, D6 / 6H, 3 Flute, Bottoming Chamfer (MPN 173049)
CHICAGO-LATROBE Spiral Point Tap: #10-24 UNC, H1 / 2B, 2 Flute, Plug Chamfer, High Speed Steel (MPN 356662)
CHICAGO-LATROBE
CHICAGO-LATROBE Spiral Point Tap: #10-24 UNC, H1 / 2B, 2 Flute, Plug Chamfer, High Speed Steel (MPN 356662)
CHICAGO-LATROBE Spiral Point Tap: M10x1.25 Metric, D5 / 6H, 3 Flute, Plug Chamfer, High Speed Steel (MPN 330134)
CHICAGO-LATROBE
CHICAGO-LATROBE Spiral Point Tap: M10x1.25 Metric, D5 / 6H, 3 Flute, Plug Chamfer, High Speed Steel (MPN 330134)
CHICAGO-LATROBE Spiral Point Tap: 3/8"-24 UNF, H3 / 2B, 3 Flute, Plug Chamfer (MPN 280652)
CHICAGO-LATROBE
CHICAGO-LATROBE Spiral Point Tap: 3/8"-24 UNF, H3 / 2B, 3 Flute, Plug Chamfer (MPN 280652)
General purpose spiral-point tap for threading blind holes in ferrous and non-ferrous materials. The spiral-point design pushes chips forward to prevent clogging, enabling efficient production threading. Features #10-24 UNC thread, H3/2B tolerance, 2 flutes, and plug chamfer
CHICAGO-LATROBE
General purpose spiral-point tap for threading blind holes in ferrous and non-ferrous materials. The spiral-point design pushes chips forward to prevent clogging, enabling efficient production threading. Features #10-24 UNC thread, H3/2B tolerance, 2 flutes, and plug chamfer
CHICAGO-LATROBE Spiral Point Tap: M10x1.5 Metric, D6 / 6H, 3 Flute, Plug Chamfer (MPN 360942)
CHICAGO-LATROBE
CHICAGO-LATROBE Spiral Point Tap: M10x1.5 Metric, D6 / 6H, 3 Flute, Plug Chamfer (MPN 360942)
General purpose spiral-point tap for threading #6-32 UNC holes. The spiral-point design pushes chips forward, making it suitable for through-hole tapping in production environments. Features H2 limit, 2B class of fit, 2 flutes, and plug chamfer. Commonly used in machining, automotive repair, and equipment maintenance
CHICAGO-LATROBE
General purpose spiral-point tap for threading #6-32 UNC holes. The spiral-point design pushes chips forward, making it suitable for through-hole tapping in production environments. Features H2 limit, 2B class of fit, 2 flutes, and plug chamfer. Commonly used in machining, automotive repair, and equipment maintenance
CHICAGO-LATROBE Spiral Point Tap: #6-32 UNC, H3 / 2B, 2 Flute, Plug Chamfer, High Speed Steel (MPN 356506)
CHICAGO-LATROBE
CHICAGO-LATROBE Spiral Point Tap: #6-32 UNC, H3 / 2B, 2 Flute, Plug Chamfer, High Speed Steel (MPN 356506)