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CHICAGO-LATROBE #4-40 UNC Spiral-Point Tap, H2/2B, 2 Flute, Plug Chamfer - General Purpose Spiral-Point Taps
CHICAGO-LATROBEGeneral Purpose Spiral-Point Taps

CHICAGO-LATROBE #4-40 UNC Spiral-Point Tap, H2/2B, 2 Flute, Plug Chamfer

CHICAGO-LATROBE General Purpose Spiral-Point Taps.

SKU 3G-OTH-214437

Brand
CHICAGO-LATROBE
Item
#4-40 UNC Spiral-Point Tap, 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
330150

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 Spiral Point Tap #4-40 UNC used for?

This spiral point tap is designed for threading #4-40 UNC holes in production environments. It is commonly used in automotive, aerospace, and general manufacturing for creating internal threads in through-hole applications. The plug chamfer and H2/2B tolerance ensure consistent thread fit.

What are the specifications of the CHICAGO-LATROBE 330150 tap?

The CHICAGO-LATROBE 330150 is a #4-40 UNC spiral point tap with H2/2B thread class, 2 flutes, and a plug chamfer. It is a general purpose tap designed for through-hole threading in materials like steel and aluminum. The spiral point design pushes chips forward for efficient cutting.

Where to buy CHICAGO-LATROBE taps in worldwide?

3G Electric supplies CHICAGO-LATROBE taps worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on the 330150 spiral point tap. We source and deliver to any country.

How to select the right spiral point tap for #4-40 UNC threads?

For #4-40 UNC threads in through-holes, choose a spiral point tap like the CHICAGO-LATROBE 330150 with a plug chamfer. Ensure the tap matches the thread class (H2/2B) and material hardness. Use proper cutting fluid and speed to extend tool life. 3G Electric can advise on application-specific selection.

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: #4-40 UNC, H2 / 2B, 2 Flute, Plug Chamfer (MPN 330102)
CHICAGO-LATROBE
CHICAGO-LATROBE Spiral Point Tap: #4-40 UNC, H2 / 2B, 2 Flute, Plug Chamfer (MPN 330102)
CHICAGO-LATROBE Spiral Point Tap: #5-40 UNC, H2 / 2B, 2 Flute, Plug Chamfer (MPN 330151)
CHICAGO-LATROBE
CHICAGO-LATROBE Spiral Point Tap: #5-40 UNC, H2 / 2B, 2 Flute, Plug Chamfer (MPN 330151)
General purpose spiral-point tap for through-hole threading in metals and plastics. #6-32 UNC thread size, H3/2B tolerance, two-flute design with plug chamfer pushes chips forward for efficient chip evacuation in production and maintenance applications
CHICAGO-LATROBE
General purpose spiral-point tap for through-hole threading in metals and plastics. #6-32 UNC thread size, H3/2B tolerance, two-flute design with plug chamfer pushes chips forward for efficient chip evacuation in production and maintenance applications
CHICAGO-LATROBE Spiral Point Tap: #5-40 UNC, H2 / 2B, 2 Flute, Plug Chamfer (MPN 330103)
CHICAGO-LATROBE
CHICAGO-LATROBE Spiral Point Tap: #5-40 UNC, H2 / 2B, 2 Flute, Plug Chamfer (MPN 330103)
CHICAGO-LATROBE Spiral Point Tap: 5/16"-24 UNF, H4 / 2B, 3 Flute, Plug Chamfer (MPN 330160)
CHICAGO-LATROBE
CHICAGO-LATROBE Spiral Point Tap: 5/16"-24 UNF, H4 / 2B, 3 Flute, Plug Chamfer (MPN 330160)
CHICAGO-LATROBE Spiral Point Tap: #4-40 UNC, H2 / 2B, 2 Flute, Plug Chamfer (MPN 356320)
CHICAGO-LATROBE
CHICAGO-LATROBE Spiral Point Tap: #4-40 UNC, H2 / 2B, 2 Flute, Plug Chamfer (MPN 356320)

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