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WIDIA GTD Spiral Flute Tap: 3/8"-16 UNC, H3 / 3B, 3 Flute, Bottoming Chamfer - General Purpose Spiral-Flute Taps
WIDIA GTDGeneral Purpose Spiral-Flute Taps

WIDIA GTD Spiral Flute Tap: 3/8"-16 UNC, H3 / 3B, 3 Flute, Bottoming Chamfer

The WIDIA GTD Spiral Flute Tap is a general-purpose tap in 3/8"-16 UNC, featuring an H3 / 3B tolerance, bottoming chamfer, black oxide cobalt finish, and 3 flutes (MPN 5390240). 3G Electric interprets this demand and…

SKU 3G-OTH-229905

Brand
WIDIA GTD
Item
Spiral Flute Tap: 3/8"-16 UNC, H3 / 3B, 3 Flute, Bottoming Chamfer
Category
General Purpose Spiral-Flute Taps
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
5390240
Type
H3 / 3B, Bottoming Chamfer, Black Oxide Cobalt
Flute
3

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

Product Description

The WIDIA GTD Spiral Flute Tap is a general-purpose tap in 3/8"-16 UNC, featuring an H3 / 3B tolerance, bottoming chamfer, black oxide cobalt finish, and 3 flutes (MPN 5390240). 3G Electric interprets this demand and delivers it across 14 industrial departments, with specialist depth in cutting tools as part of our broader industrial supply capability.

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?

This WIDIA GTD spiral flute tap is designed for threading blind holes in materials like steel and stainless steel. Its spiral flute design pulls 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 5390240 tap?

The WIDIA GTD 5390240 is a 3/8"-16 UNC spiral flute tap with a bottoming chamfer, H3 / 3B tolerance, 3 flutes, and black oxide cobalt finish. It is designed for threading blind holes in ferrous materials, providing chip evacuation and extended tool life.

Where to buy WIDIA GTD taps in worldwide?

3G Electric supplies WIDIA GTD taps worldwide, handling full logistics and customs clearance for international orders. As a global industrial solutions provider, we source genuine WIDIA GTD cutting tools and deliver them to your facility, regardless of location.

How to select the correct tap for a blind hole?

For blind holes, choose a bottoming chamfer tap like this WIDIA GTD spiral flute tap. The spiral flute design evacuates chips upward, preventing packing at the hole bottom. Ensure the tap size matches the thread specification (e.g., 3/8"-16 UNC) and material compatibility.

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

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This spiral-flute tap is designed for threading blind holes in ferrous and non-ferrous materials. The spiral flute design evacuates chips upward to prevent clogging. It features a bottoming chamfer for threading to the bottom of a hole, and a black oxide cobalt finish for heat resistance. Tolerance class H3 / 3B ensures precise thread fit
WIDIA GTD
This spiral-flute tap is designed for threading blind holes in ferrous and non-ferrous materials. The spiral flute design evacuates chips upward to prevent clogging. It features a bottoming chamfer for threading to the bottom of a hole, and a black oxide cobalt finish for heat resistance. Tolerance class H3 / 3B ensures precise thread fit
WIDIA GTD Spiral Flute Tap: 7/16"-14 UNC, H5 / 2B, 3 Flute, Bottoming Chamfer, Black Oxide Cobalt (MPN 5390245)
WIDIA GTD
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WIDIA GTD Spiral Flute Tap: 5/16"-18 UNC, H5 / 2B, 3 Flute, Bottoming Chamfer, Black Oxide Cobalt (MPN 5390236)
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WIDIA GTD Spiral Flute Tap: 5/16"-18 UNC, H5 / 2B, 3 Flute, Bottoming Chamfer, Black Oxide Cobalt (MPN 5390236)
WIDIA GTD Spiral Flute Tap: #8-32 UNC, H3 / 3B, 3 Flute, Bottoming Chamfer, Black Oxide Cobalt (MPN 5390225)
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WIDIA GTD Spiral Flute Tap: #8-32 UNC, H3 / 3B, 3 Flute, Bottoming Chamfer, Black Oxide Cobalt (MPN 5390225)
This general purpose spiral-flute tap is designed for threading blind holes in ferrous and non-ferrous materials. The spiral flute design evacuates chips upward, making it suitable for bottoming applications where chip clearance is critical. It features a 3/4"-10 UNC thread size, H3 / 3B tolerance, bottoming chamfer, black oxide cobalt finish, and 4 flutes
WIDIA GTD
This general purpose spiral-flute tap is designed for threading blind holes in ferrous and non-ferrous materials. The spiral flute design evacuates chips upward, making it suitable for bottoming applications where chip clearance is critical. It features a 3/4"-10 UNC thread size, H3 / 3B tolerance, bottoming chamfer, black oxide cobalt finish, and 4 flutes
General purpose spiral-flute tap for threading blind holes in ferrous and non-ferrous materials. Features a 2-flute design and bottoming chamfer for chip evacuation upward. Black oxide cobalt finish provides wear resistance. Suitable for through-hole or deep-hole tapping in general manufacturing and maintenance applications
WIDIA GTD
General purpose spiral-flute tap for threading blind holes in ferrous and non-ferrous materials. Features a 2-flute design and bottoming chamfer for chip evacuation upward. Black oxide cobalt finish provides wear resistance. Suitable for through-hole or deep-hole tapping in general manufacturing and maintenance applications

More from WIDIA GTD

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This spiral-flute tap is designed for threading blind holes in ferrous and non-ferrous materials. Its spiral flute design evacuates chips upward, preventing clogging and ensuring clean threads. Suitable for general manufacturing applications
WIDIA GTD
This spiral-flute tap is designed for threading blind holes in ferrous and non-ferrous materials. Its spiral flute design evacuates chips upward, preventing clogging and ensuring clean threads. Suitable for general manufacturing applications
General purpose spiral-flute tap with #8-36 UNF thread size, H3 / 3B tolerance, and semi-bottoming chamfer. Black oxide cobalt finish with 3 flutes for chip evacuation in blind hole threading. Suitable for through-hole and blind hole applications in ferrous materials
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General purpose spiral-flute tap with #8-36 UNF thread size, H3 / 3B tolerance, and semi-bottoming chamfer. Black oxide cobalt finish with 3 flutes for chip evacuation in blind hole threading. Suitable for through-hole and blind hole applications in ferrous materials
General purpose spiral-flute tap for threading blind or through holes. #6-40 UNF thread size with H3 / 3B tolerance class. Semi-bottoming chamfer and 2-flute design aid chip evacuation. Black oxide cobalt finish. Manufacturer part number VTSFT-TC5017
WIDIA GTD
General purpose spiral-flute tap for threading blind or through holes. #6-40 UNF thread size with H3 / 3B tolerance class. Semi-bottoming chamfer and 2-flute design aid chip evacuation. Black oxide cobalt finish. Manufacturer part number VTSFT-TC5017
This spiral-flute tap is designed for threading blind holes in ferrous materials. The spiral flute design evacuates chips upward, preventing clogging and ensuring clean threads. It features a bottoming chamfer for threading to the bottom of blind holes, a black oxide cobalt finish for enhanced wear resistance, and an H5 tolerance for 2B class fit. Typical applications include automotive, aerospace, and general manufacturing
WIDIA GTD
This spiral-flute tap is designed for threading blind holes in ferrous materials. The spiral flute design evacuates chips upward, preventing clogging and ensuring clean threads. It features a bottoming chamfer for threading to the bottom of blind holes, a black oxide cobalt finish for enhanced wear resistance, and an H5 tolerance for 2B class fit. Typical applications include automotive, aerospace, and general manufacturing
General purpose spiral-flute tap for threading blind holes in ferrous and non-ferrous materials. Features a 1"-8 UNC thread size, H5 / 2B tolerance, semi-bottoming chamfer, black oxide cobalt finish, and 4 flutes. The spiral flute design evacuates chips upward to prevent clogging
WIDIA GTD
General purpose spiral-flute tap for threading blind holes in ferrous and non-ferrous materials. Features a 1"-8 UNC thread size, H5 / 2B tolerance, semi-bottoming chamfer, black oxide cobalt finish, and 4 flutes. The spiral flute design evacuates chips upward to prevent clogging
This WIDIA GTD spiral-flute tap is designed for threading blind holes in materials such as steel and stainless steel. The spiral flute design pulls chips upward, preventing clogging and ensuring clean threads. It features a 5/8"-11 UNC thread size, H3 / 3B tolerance, bottoming chamfer, and black oxide cobalt finish for wear resistance. Commonly used in general manufacturing applications
WIDIA GTD
This WIDIA GTD spiral-flute tap is designed for threading blind holes in materials such as steel and stainless steel. The spiral flute design pulls chips upward, preventing clogging and ensuring clean threads. It features a 5/8"-11 UNC thread size, H3 / 3B tolerance, bottoming chamfer, and black oxide cobalt finish for wear resistance. Commonly used in general manufacturing applications
General purpose spiral-flute tap for threading blind holes in ferrous and non-ferrous materials. Features 4 flutes for chip evacuation, H5 / 3B tolerance, and semi-bottoming chamfer. Thread size: 3/4"-10 UNC
WIDIA GTD
General purpose spiral-flute tap for threading blind holes in ferrous and non-ferrous materials. Features 4 flutes for chip evacuation, H5 / 3B tolerance, and semi-bottoming chamfer. Thread size: 3/4"-10 UNC
This spiral-flute tap is designed for threading blind holes in materials such as steel and aluminum. The spiral flute geometry evacuates chips upward, preventing clogging and enabling efficient threading. It features an M8x1 metric thread, 6H tolerance, 3 flutes, and a semi-bottoming chamfer, suitable for general-purpose machining applications
WIDIA GTD
This spiral-flute tap is designed for threading blind holes in materials such as steel and aluminum. The spiral flute geometry evacuates chips upward, preventing clogging and enabling efficient threading. It features an M8x1 metric thread, 6H tolerance, 3 flutes, and a semi-bottoming chamfer, suitable for general-purpose machining applications