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CHICAGO-LATROBE Spiral Point Tap: 1/4"-20 UNC, H3 / 2B, 2 Flute, Plug Chamfer (MPN 173021) - General Purpose Spiral-Point Taps
CHICAGO-LATROBEGeneral Purpose Spiral-Point Taps

CHICAGO-LATROBE Spiral Point Tap: 1/4"-20 UNC, H3 / 2B, 2 Flute, Plug Chamfer (MPN 173021)

SKU 3G-OTH-216026

Brand
CHICAGO-LATROBE
Item
Spiral Point Tap: 1/4"-20 UNC, H3 / 2B, 2 Flute, Plug Chamfer
Category
General Purpose Spiral-Point Taps
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Technical Specifications

CHICAGO-LATROBE
Manufacturer Part Number
173021
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CHICAGO-LATROBE Products
3G Electric (S) Pte. Ltd. — Singapore

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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