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CHICAGO-LATROBE Straight Flute Tap: 1/4"-20 UNC, H3 / 2B, 4 Flute, Plug Chamfer - General Purpose Hand Taps
CHICAGO-LATROBEGeneral Purpose Hand Taps

CHICAGO-LATROBE Straight Flute Tap: 1/4"-20 UNC, H3 / 2B, 4 Flute, Plug Chamfer

CHICAGO-LATROBE General Purpose Hand Taps.

SKU 3G-OTH-221556

Brand
CHICAGO-LATROBE
Item
Straight Flute Tap: 1/4"-20 UNC, H3 / 2B, 4 Flute, Plug Chamfer
Category
General Purpose Hand 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
330047

Technical Documents

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

Product Description

CHICAGO-LATROBE General Purpose Hand Taps.

Frequently Asked Questions

What is the CHICAGO-LATROBE Straight Flute Tap 330047 used for?

This tap is used for cutting internal threads in metal, plastic, and composite materials. It is ideal for general-purpose hand tapping in maintenance, repair, and production environments. The 1/4"-20 UNC size and plug chamfer make it suitable for through-hole and blind-hole applications.

What are the specifications of the CHICAGO-LATROBE Straight Flute Tap 330047?

The CHICAGO-LATROBE Straight Flute Tap has a 1/4"-20 UNC thread size, H3 / 2B tolerance, 4 flutes, and a plug chamfer. The manufacturer part number is 330047. It is a general-purpose hand tap designed for precise threading in various materials.

Where to buy CHICAGO-LATROBE Straight Flute Tap 330047 worldwide?

You can source the CHICAGO-LATROBE Straight Flute Tap 330047 from 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time.

How to select the correct tap for a 1/4"-20 UNC thread?

Select a tap with the same thread size and pitch as the hole, such as the CHICAGO-LATROBE 330047. Use a plug chamfer for blind holes or a taper chamfer for through holes. Ensure the tap matches the material hardness and tolerance class (H3 / 2B) for proper fit.

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 hand taps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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General purpose hand tap for cutting internal threads in metal components. Features 1/4"-20 UNC thread size, H3 / 2B tolerance, 4 flutes, and plug chamfer. Straight flute design suitable for through-hole or blind-hole tapping in machining, maintenance, and fabrication applications
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General purpose hand tap for cutting internal threads in metal components. Features 1/4"-20 UNC thread size, H3 / 2B tolerance, 4 flutes, and plug chamfer. Straight flute design suitable for through-hole or blind-hole tapping in machining, maintenance, and fabrication applications
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General purpose hand tap for cutting internal threads in metal components. Features straight flute design with plug chamfer for through or blind hole applications. Thread size 1/4"-28 UNF with H3 limit and 2B class of fit
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General purpose hand tap for cutting internal threads in metal components. Features a 5/16"-18 UNC thread size, H3/2B class of fit, 4-flute design, and plug chamfer. Suitable for through-hole or blind-hole threading in industrial maintenance and production applications
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General purpose hand tap for cutting internal threads in metal components. Features a 5/16"-18 UNC thread size, H3/2B class of fit, 4-flute design, and plug chamfer. Suitable for through-hole or blind-hole threading in industrial maintenance and production applications
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