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WIDIA GTD Spiral Flute Tap: #4-40 UNC, H2 / 3B, 2 Flute, Bottoming Chamfer - Spiral-Flute Taps for Aluminum
WIDIA GTDSpiral-Flute Taps for Aluminum

WIDIA GTD Spiral Flute Tap: #4-40 UNC, H2 / 3B, 2 Flute, Bottoming Chamfer

The WIDIA GTD Spiral Flute Tap (#4-40 UNC, MPN 16004) is a high-speed steel, bottoming-chamfer tap with H2 / 3B tolerance and 2 flutes, designed for threading aluminum. 3G Electric sources this genuine industrial…

SKU 3G-OTH-232749

Brand
WIDIA GTD
Item
Spiral Flute Tap: #4-40 UNC, H2 / 3B, 2 Flute, Bottoming Chamfer
Category
Spiral-Flute Taps for Aluminum
Available to Order
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Technical specs
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

WIDIA GTD
Manufacturer Part Number
16004
Type
H2 / 3B, Bottoming Chamfer, High Speed Steel
Flute
2

Technical Documents

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WIDIA GTD Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The WIDIA GTD Spiral Flute Tap (#4-40 UNC, MPN 16004) is a high-speed steel, bottoming-chamfer tap with H2 / 3B tolerance and 2 flutes, designed for threading aluminum. 3G Electric sources this genuine industrial cutting tool as part of our broad supply across 14 departments, with specialist expertise in combustion, pumps, and controls ensuring accurate sourcing and support.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the WIDIA GTD spiral flute tap used for?

The WIDIA GTD spiral flute tap is designed for threading blind holes in aluminum and other non-ferrous materials. Its spiral flute design evacuates chips upward, preventing clogging and ensuring clean threads. It is commonly used in automotive, aerospace, and general machining applications.

What are the specifications of the WIDIA GTD #4-40 UNC tap?

This WIDIA GTD tap is #4-40 UNC with an H2 / 3B tolerance class, 2 flutes, and a bottoming chamfer. It is made from high-speed steel (HSS) and has manufacturer part number 16004. It is designed for threading blind holes in aluminum and similar materials.

Where to buy WIDIA GTD taps in worldwide?

3G Electric supplies WIDIA GTD taps worldwide, handling full logistics and customs clearance. As a global industrial solutions provider, we source and deliver genuine WIDIA GTD cutting tools to your facility. Contact us for pricing and lead time on this #4-40 UNC spiral flute tap.

How to select the right tap for aluminum?

For aluminum, choose a spiral flute tap with a bottoming chamfer for blind holes. The WIDIA GTD #4-40 UNC tap with 2 flutes and H2 / 3B tolerance is ideal. Ensure the tap is high-speed steel for durability. Always match the tap size and thread pitch to your application requirements.

Used in

Common applications for WIDIA GTD
Automotive manufacturing — WIDIA GTD spiral-point taps (e.g., VTSPO5099) for through-hole threading in engine blocks
Aerospace component production — WIDIA GTD TiCN-coated taps for threading stainless steel and titanium alloys
General machining job shops — WIDIA GTD hand tap sets for maintenance and repair threading of UNC/UNF fasteners
Aluminum fabrication — WIDIA GTD spiral-flute taps for aluminum (e.g., MPN 16058) for blind-hole threading in heat sinks
Hydraulic system assembly — WIDIA GTD thread-forming taps (e.g., MPN 19862) for cold-forming threads in ductile materials
Oil and gas equipment — WIDIA GTD cobalt spiral-flute taps (e.g., VTSFT5170) for threading high-strength steel components

WIDIA GTD Products

3G Electric supplies WIDIA GTD spiral-flute taps for aluminum. 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
WIDIA GTD Spiral Flute Tap: #6-32 UNC, H3 / 3B, 2 Flute, Bottoming Chamfer, High Speed Steel (MPN 16008)
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WIDIA GTD
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WIDIA GTD Spiral Flute Tap: 1/2"-13 UNC, H3 / 3B, 3 Flute, Bottoming Chamfer, High Speed Steel (MPN 16040)

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