WIDIA GTD Straight Flute Tap: 3/8"-18 NPT, 4 Flute, Taper Chamfer, Cobalt (MPN VTSTR8003)
SKU 3G-OTH-266217
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Frequently Asked Questions
What is the WIDIA GTD VTSTR8003 tap used for?
The WIDIA GTD VTSTR8003 is a straight flute pipe tap designed for threading NPT pipe fittings in industrial applications. It is commonly used in plumbing, hydraulic systems, and general manufacturing where tapered pipe threads are required for leak-proof joints.
What are the specifications of the WIDIA GTD VTSTR8003 tap?
The WIDIA GTD VTSTR8003 is a 3/8"-18 NPT straight flute tap with 4 flutes and a taper chamfer. It is made from cobalt steel for durability in harder materials. The manufacturer part number is VTSTR8003, and it is classified as a general purpose pipe tap.
Where to buy the WIDIA GTD VTSTR8003 tap worldwide?
You can source the WIDIA GTD VTSTR8003 tap through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide locations, ensuring the tap reaches your facility reliably.
How to select the correct tap for NPT threading?
To select the correct tap for NPT threading, match the tap size to the pipe diameter and thread pitch, such as 3/8"-18 NPT. Use a taper chamfer for starting threads, and choose cobalt or HSS material based on workpiece hardness. Always verify the thread standard (NPT vs. BSPT) to avoid mismatches.
Used in
Common applications for WIDIA GTDWIDIA GTD Products
3G Electric supplies WIDIA GTD general purpose pipe taps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.













