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CHICAGO-LATROBE Spiral Point Tap: #3-48 UNC, H2 / 2B, 2 Flute, Plug Chamfer (MPN 356221) - General Purpose Spiral-Point Taps
CHICAGO-LATROBEGeneral Purpose Spiral-Point Taps

CHICAGO-LATROBE Spiral Point Tap: #3-48 UNC, H2 / 2B, 2 Flute, Plug Chamfer (MPN 356221)

CHICAGO-LATROBE General Purpose Spiral-Point Taps.

SKU 3G-OTH-214948

Brand
CHICAGO-LATROBE
Item
Spiral Point Tap: #3-48 UNC, H2 / 2B, 2 Flute, Plug Chamfer
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
356221

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 356221 tap?

The CHICAGO-LATROBE 356221 is a #3-48 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, delivering reliable thread quality.

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 and customs clearance to deliver genuine cutting tools to your facility. Contact us for pricing and lead time on the 356221 or other tap sizes.

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

Select a spiral point tap like the CHICAGO-LATROBE 356221 for through holes to push chips forward. Match thread size (e.g., #3-48 UNC), chamfer type (plug for general use), and flute count to material and machine rigidity. Consult a technical specialist for optimal performance.

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: #3-56 UNF, H2 / 2B, 2 Flute, Plug Chamfer (MPN 356262)
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CHICAGO-LATROBE Spiral Point Tap: #3-56 UNF, H2 / 2B, 2 Flute, Plug Chamfer (MPN 356262)
General purpose spiral-point tap for through-hole threading in ferrous and non-ferrous materials. Features #1-72 UNF thread size, H2/2B tolerance, 2-flute design, and plug chamfer. Suitable for precision machining applications requiring consistent thread fit
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General purpose spiral-point tap for through-hole threading in ferrous and non-ferrous materials. Features #1-72 UNF thread size, H2/2B tolerance, 2-flute design, and plug chamfer. Suitable for precision machining applications requiring consistent thread fit
CHICAGO-LATROBE Spiral Point Tap: #1-64 UNC, H2 / 2B, 2 Flute, Plug Chamfer (MPN 356061)
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CHICAGO-LATROBE Spiral Point Tap: #1-64 UNC, H2 / 2B, 2 Flute, Plug Chamfer (MPN 356061)
This general purpose spiral-point tap is made from high-speed steel with a #3-56 UNF thread size. It features a plug chamfer, 2 flutes, and H2 / 2B tolerance class. The spiral-point design pushes chips forward, making it suitable for through-hole threading in metals for production and maintenance applications
CHICAGO-LATROBE
This general purpose spiral-point tap is made from high-speed steel with a #3-56 UNF thread size. It features a plug chamfer, 2 flutes, and H2 / 2B tolerance class. The spiral-point design pushes chips forward, making it suitable for through-hole threading in metals for production and maintenance applications
General purpose spiral-point tap for through-hole threading in ferrous and non-ferrous materials. Size #12-24 UNC with H3/2B thread tolerance, 2 flutes, and plug chamfer. Designed for efficient chip evacuation in manufacturing and maintenance applications
CHICAGO-LATROBE
General purpose spiral-point tap for through-hole threading in ferrous and non-ferrous materials. Size #12-24 UNC with H3/2B thread tolerance, 2 flutes, and plug chamfer. Designed for efficient chip evacuation in manufacturing and maintenance applications
CHICAGO-LATROBE Spiral Point Tap: 1/4"-20 UNC, H3 / 2B, 3 Flute, Plug Chamfer (MPN 357088)
CHICAGO-LATROBE
CHICAGO-LATROBE Spiral Point Tap: 1/4"-20 UNC, H3 / 2B, 3 Flute, Plug Chamfer (MPN 357088)

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CHICAGO-LATROBE Spiral Point Tap: 1/2"-13 UNC, H3 / 2B, 3 Flute, Plug Chamfer (MPN 330123)
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This spiral-point tap is designed for through-hole threading in production environments. The spiral point pushes chips ahead, preventing clogging and enabling faster tapping in materials such as steel and aluminum. It features a bottoming chamfer for threading to the bottom of blind holes, with H3 / 2B tolerance and high-speed steel construction
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This spiral-point tap is designed for through-hole threading in production environments. The spiral point pushes chips ahead, preventing clogging and enabling faster tapping in materials such as steel and aluminum. It features a bottoming chamfer for threading to the bottom of blind holes, with H3 / 2B tolerance and high-speed steel construction
CHICAGO-LATROBE Spiral Point Tap: #3-48 UNC, H2 / 2B, 2 Flute, Plug Chamfer, High Speed Steel (MPN 356225)
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CHICAGO-LATROBE Spiral Point Tap: 1/4"-28 UNF, H3 / 2B, 2 Flute, Plug Chamfer (MPN 357161)
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CHICAGO-LATROBE Spiral Point Tap: 1/4"-28 UNF, H3 / 2B, 2 Flute, Plug Chamfer (MPN 357161)
Spiral-point tap designed for through-hole threading. The spiral point pushes chips ahead, reducing clogging and enabling efficient threading in common materials. Features 5/8"-11 UNC thread, H3 / 2B tolerance, 3-flute design, and plug chamfer
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Spiral-point tap designed for through-hole threading. The spiral point pushes chips ahead, reducing clogging and enabling efficient threading in common materials. Features 5/8"-11 UNC thread, H3 / 2B tolerance, 3-flute design, and plug chamfer
This spiral-point tap is designed for threading through holes in metal, directing chips forward to prevent clogging. It is made of high-speed steel with a plug chamfer and 2-flute design, suitable for general purpose tapping in materials such as steel and aluminum
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This spiral-point tap is designed for threading through holes in metal, directing chips forward to prevent clogging. It is made of high-speed steel with a plug chamfer and 2-flute design, suitable for general purpose tapping in materials such as steel and aluminum
CHICAGO-LATROBE Spiral Point Tap: #5-40 UNC, H2 / 2B, 2 Flute, Plug Chamfer (MPN 356403)
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