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CHICAGO-LATROBE Spiral Point Tap: 1/4"-20 UNC, H2 / 2B, 2 Flute, Plug Chamfer (MPN 173020) - General Purpose Spiral-Point Taps
CHICAGO-LATROBEGeneral Purpose Spiral-Point Taps

CHICAGO-LATROBE Spiral Point Tap: 1/4"-20 UNC, H2 / 2B, 2 Flute, Plug Chamfer (MPN 173020)

CHICAGO-LATROBE General Purpose Spiral-Point Taps.

SKU 3G-OTH-214881

Brand
CHICAGO-LATROBE
Item
Spiral Point Tap: 1/4"-20 UNC, H2 / 2B, 2 Flute, Plug Chamfer
Category
General Purpose Spiral-Point Taps
Available to Order
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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
173020

Technical Documents

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

Product Description

CHICAGO-LATROBE General Purpose Spiral-Point Taps.

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 design pushes chips ahead, preventing clogging and enabling faster, cleaner threads in production environments across machining, automotive, and general manufacturing.

What are the specifications of the CHICAGO-LATROBE 173020 tap?

The CHICAGO-LATROBE 173020 is a 1/4"-20 UNC spiral point tap with H2 / 2B tolerance, 2 flutes, and a plug chamfer. It is designed for general purpose through-hole threading in ferrous and non-ferrous materials.

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 for pricing and lead time on the 173020 spiral point tap.

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

Select a spiral point tap like the CHICAGO-LATROBE 173020 for through holes to push chips forward. Match thread size (1/4"-20 UNC), chamfer type (plug for general use), and tolerance class (H2/2B) to your material and application 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 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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Cross-referenced by specification & description
Spiral-point tap designed for through-hole threading in general purpose applications. Features 1/4"-20 UNC thread, H3 / 2B tolerance, 2 flutes, and plug chamfer. The spiral point pushes chips ahead, reducing clogging and enabling efficient tapping in materials such as steel, aluminum, and cast iron
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Spiral-point tap designed for through-hole threading in general purpose applications. Features 1/4"-20 UNC thread, H3 / 2B tolerance, 2 flutes, and plug chamfer. The spiral point pushes chips ahead, reducing clogging and enabling efficient tapping in materials such as steel, aluminum, and cast iron
CHICAGO-LATROBE Spiral Point Tap: 5/16"-18 UNC, H3 / 2B, 2 Flute, Plug Chamfer (MPN 173023)
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CHICAGO-LATROBE Spiral Point Tap: 1/4"-28 UNF, H3 / 2B, 2 Flute, Plug Chamfer (MPN 173022)
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CHICAGO-LATROBE Spiral Point Tap: 1/2"-20 UNF, H2 / 2B, 3 Flute, Plug Chamfer, High Speed Steel (MPN 173006)
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CHICAGO-LATROBE Spiral Point Tap: 1/2"-20 UNF, H2 / 2B, 3 Flute, Plug Chamfer, High Speed Steel (MPN 173006)
General purpose spiral-point tap for through-hole threading in ferrous and non-ferrous materials. Features a plug chamfer and 2-flute design that pushes chips ahead to reduce clogging. Suitable for production tapping applications
CHICAGO-LATROBE
General purpose spiral-point tap for through-hole threading in ferrous and non-ferrous materials. Features a plug chamfer and 2-flute design that pushes chips ahead to reduce clogging. Suitable for production tapping applications

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General purpose spiral-point tap for through-hole threading in metalworking. The spiral point design pushes chips forward, preventing clogging and enabling faster production. Suitable for tapping in steel, aluminum, and other machinable materials
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This spiral-point tap is designed for through-hole threading in production environments. The spiral-point design pushes chips forward, preventing clogging and enabling faster tapping cycles. Made from high-speed steel with a plug chamfer and 3-flute configuration, it is suitable for general-purpose threading in materials such as steel and aluminum
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This spiral-point tap is designed for through-hole threading in production environments. The spiral-point design pushes chips forward, preventing clogging and enabling faster tapping cycles. Made from high-speed steel with a plug chamfer and 3-flute configuration, it is suitable for general-purpose threading in materials such as steel and aluminum
CHICAGO-LATROBE Spiral Point Tap: #4-40 UNC, H2 / 2B, 2 Flute, Bottoming Chamfer (MPN 356338)
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