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WIDIA GTD Spiral Flute Tap: 9/16"-18 UNF, H3 / 3B, 3 Flute - General Purpose Spiral-Flute Taps
WIDIA GTDGeneral Purpose Spiral-Flute Taps

WIDIA GTD Spiral Flute Tap: 9/16"-18 UNF, H3 / 3B, 3 Flute

SKU 3G-OTH-230386

Brand
WIDIA GTD
Item
Spiral Flute Tap: 9/16"-18 UNF, H3 / 3B, 3 Flute
Category
General Purpose Spiral-Flute Taps
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Technical Specifications

WIDIA GTD
Manufacturer Part Number
VTSFT-TC5091
Type
H3 / 3B, Semi-Bottoming Chamfer
Flute
3
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WIDIA GTD Products
3G Electric (S) Pte. Ltd. — Singapore

Frequently Asked Questions

What is a WIDIA GTD spiral flute tap used for?

A WIDIA GTD spiral flute tap is used for threading blind holes in materials like steel and aluminum. Its spiral design pushes chips upward, preventing clogging and ensuring clean threads. This 9/16"-18 UNF tap with semi-bottoming chamfer is ideal for general-purpose machining where chip evacuation is critical.

What are the specifications of the WIDIA GTD VTSFT-TC5091 tap?

The WIDIA GTD VTSFT-TC5091 is a 9/16"-18 UNF spiral flute tap with a H3 / 3B tolerance class, 3 flutes, and a semi-bottoming chamfer. It is designed for threading blind holes to a Class 3B fit, ensuring precise thread depth and quality in general-purpose applications.

Where to buy WIDIA GTD taps in worldwide?

3G Electric supplies WIDIA GTD taps worldwide, including the VTSFT-TC5091 model. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver to any location. Contact us for pricing and lead time on this 9/16"-18 UNF spiral flute tap.

How to select the right spiral flute tap for blind holes?

Select a spiral flute tap like the WIDIA GTD VTSFT-TC5091 for blind holes to ensure chips are pulled out of the hole. Match the tap's thread size (9/16"-18 UNF), chamfer type (semi-bottoming for near-bottom threading), and tolerance class (H3 / 3B) to your material and thread depth 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 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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