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CHICAGO-LATROBE 173021 General Purpose Spiral-Point Tap - General Purpose Spiral-Point Taps
CHICAGO-LATROBEGeneral Purpose Spiral-Point Taps

CHICAGO-LATROBE 173021 General Purpose Spiral-Point Tap

CHICAGO-LATROBE General Purpose Spiral-Point Taps.

SKU 3G-OTH-216026

Brand
CHICAGO-LATROBE
Item
173021 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
173021

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 the CHICAGO-LATROBE 173021 spiral point tap used for?

The CHICAGO-LATROBE 173021 spiral point tap is designed for through-hole threading in general purpose applications. Its spiral point design pushes chips ahead, reducing clogging and enabling faster tapping in materials like steel, aluminum, and cast iron.

What are the specifications of the CHICAGO-LATROBE 173021 tap?

The CHICAGO-LATROBE 173021 is a spiral point tap with 1/4"-20 UNC thread, H3 / 2B tolerance, 2 flutes, and a plug chamfer. It is a general purpose tap suitable for through-hole threading in a variety of 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, ensuring a seamless procurement process for this brand.

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

To select the correct CHICAGO-LATROBE tap, match the thread size (e.g., 1/4"-20 UNC), tolerance class (H3 / 2B), and chamfer type (plug for through-holes) to your material and hole type. Spiral point taps are ideal for through-holes, while spiral flute taps suit blind holes.

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
CHICAGO-LATROBE Spiral Point Tap: 1/4"-20 UNC, H2 / 2B, 2 Flute, Plug Chamfer (MPN 173020)
CHICAGO-LATROBE
CHICAGO-LATROBE Spiral Point Tap: 1/4"-20 UNC, H2 / 2B, 2 Flute, Plug Chamfer (MPN 173020)
CHICAGO-LATROBE Spiral Point Tap: 1/4"-28 UNF, H3 / 2B, 2 Flute, Plug Chamfer (MPN 173022)
CHICAGO-LATROBE
CHICAGO-LATROBE Spiral Point Tap: 1/4"-28 UNF, H3 / 2B, 2 Flute, Plug Chamfer (MPN 173022)
CHICAGO-LATROBE Spiral Point Tap: #10-24 UNC, H3 / 2B, 2 Flute, Plug Chamfer (MPN 173012)
CHICAGO-LATROBE
CHICAGO-LATROBE Spiral Point Tap: #10-24 UNC, H3 / 2B, 2 Flute, Plug Chamfer (MPN 173012)
This spiral-point tap is designed for through-hole threading in production environments. The spiral point pushes chips ahead, preventing clogging. Made from high speed steel with a plug chamfer and 3 flutes, it is suitable for general machining applications
CHICAGO-LATROBE
This spiral-point tap is designed for through-hole threading in production environments. The spiral point pushes chips ahead, preventing clogging. Made from high speed steel with a plug chamfer and 3 flutes, it is suitable for general machining applications
This spiral-point tap is designed for through-hole threading applications, directing chips forward to prevent clogging. It features a bottoming chamfer for threading close to the bottom of blind holes. With H3 / 2B tolerance and 3 flutes, it is suited for general purpose threading in ferrous and non-ferrous materials
CHICAGO-LATROBE
This spiral-point tap is designed for through-hole threading applications, directing chips forward to prevent clogging. It features a bottoming chamfer for threading close to the bottom of blind holes. With H3 / 2B tolerance and 3 flutes, it is suited for general purpose threading in ferrous and non-ferrous materials
This spiral-point tap is designed for through-hole threading in metalworking applications. Its spiral-point geometry pushes chips forward, reducing clogging and enabling efficient thread production. Constructed from high-speed steel with a plug chamfer and 3-flute design, it is suited for general purpose threading in ferrous and non-ferrous materials
CHICAGO-LATROBE
This spiral-point tap is designed for through-hole threading in metalworking applications. Its spiral-point geometry pushes chips forward, reducing clogging and enabling efficient thread production. Constructed from high-speed steel with a plug chamfer and 3-flute design, it is suited for general purpose threading in ferrous and non-ferrous materials

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CHICAGO-LATROBE Spiral Point Tap: #12-28 UNF, H3 / 2B, 2 Flute, Plug Chamfer (MPN 356841)
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CHICAGO-LATROBE Spiral Point Tap: #12-28 UNF, H3 / 2B, 2 Flute, Plug Chamfer (MPN 356841)
CHICAGO-LATROBE Spiral Point Tap: M6x1 Metric, D5 / 6H, 2 Flute, Bottoming Chamfer, High Speed Steel (MPN 173044)
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CHICAGO-LATROBE Spiral Point Tap: M6x1 Metric, D5 / 6H, 2 Flute, Bottoming Chamfer, High Speed Steel (MPN 173044)
Spiral-point tap designed for threading through or blind holes in production machining. The spiral-point geometry pushes chips forward, reducing clogging in ferrous and non-ferrous materials. Suitable for general-purpose threading applications
CHICAGO-LATROBE
Spiral-point tap designed for threading through or blind holes in production machining. The spiral-point geometry pushes chips forward, reducing clogging in ferrous and non-ferrous materials. Suitable for general-purpose threading applications
CHICAGO-LATROBE Spiral Point Tap: M5x0.8 Metric, D4 / 6H, 2 Flute, Plug Chamfer (MPN 330170)
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CHICAGO-LATROBE Spiral Point Tap: M5x0.8 Metric, D4 / 6H, 2 Flute, Plug Chamfer (MPN 330170)
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: 5/16"-18 UNC, H3 / 2B, 2 Flute, Plug Chamfer (MPN 173023)
CHICAGO-LATROBE Spiral Point Tap: 5/16"-18 UNC, H3 / 2B, 2 Flute, Plug Chamfer (MPN 330116)
CHICAGO-LATROBE
CHICAGO-LATROBE Spiral Point Tap: 5/16"-18 UNC, H3 / 2B, 2 Flute, Plug Chamfer (MPN 330116)
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
CHICAGO-LATROBE
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
CHICAGO-LATROBE Spiral Point Tap: M1.8x0.35 Metric, D3 / 6H, 2 Flute, Plug Chamfer, High Speed Steel (MPN 330131)
CHICAGO-LATROBE
CHICAGO-LATROBE Spiral Point Tap: M1.8x0.35 Metric, D3 / 6H, 2 Flute, Plug Chamfer, High Speed Steel (MPN 330131)