---
product_id: 66552751
title: "Triumph Twist Drill 71604 3/8-16 NC T66HDSET High Speed Steel Taper, Plug and Bottom Tap Thundertap Bronze Oxide Coated"
brand: "triumph twist drill co."
price: "380613₫"
currency: VND
in_stock: false
url: https://www.desertcart.vn/products/66552751-triumph-twist-drill-71604-3-8-16-nc-t66hdset-high
store_origin: VN
region: Vietnam
---

# High Speed Steel for durability 3-piece precision tap set Bronze oxide coating for corrosion resistance Triumph Twist Drill 71604 3/8-16 NC T66HDSET High Speed Steel Taper, Plug and Bottom Tap Thundertap Bronze Oxide Coated

**Brand:** triumph twist drill co.
**Price:** 380613₫
**Availability:** ❌ Out of Stock

## Summary

> ⚙️ Tap into precision, durability, and pro-level threading mastery!

## Quick Answers

- **What is this?** Triumph Twist Drill 71604 3/8-16 NC T66HDSET High Speed Steel Taper, Plug and Bottom Tap Thundertap Bronze Oxide Coated by triumph twist drill co.
- **How much does it cost?** 380613₫ with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/66552751-triumph-twist-drill-71604-3-8-16-nc-t66hdset-high)

## Best For

- triumph twist drill co. enthusiasts

## Why This Product

- Trusted triumph twist drill co. brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Built to Last:** Crafted from High Speed Steel, this set delivers exceptional strength and longevity for professional-grade performance.
- • **Proudly Made in the USA:** Support quality and craftsmanship with a toolset designed and manufactured domestically for reliability you can trust.
- • **Corrosion-Resistant Finish:** Bronze oxide coating ensures your tools stay sharp and rust-free, maintaining peak efficiency over time.
- • **Precision Threading Mastery:** Taper, Plug, and Bottom taps cover every threading need with 7-10, 3-5, and 1-2 lead-in threads respectively for flawless results.
- • **Optimized Drill Compatibility:** Recommended 5/16 drill size achieves 77% of theoretical thread engagement—engineered for perfect fits every time.

## Overview

The Triumph Twist Drill 71604 3/8-16 NC T66HDSET is a high-performance 3-piece tap set featuring taper, plug, and bottom taps with varying lead-in threads for versatile threading applications. Made from durable High Speed Steel and finished with a corrosion-resistant bronze oxide coating, it ensures long-lasting use. Designed for optimal threading with a recommended 5/16 drill size, this USA-made toolset is perfect for professionals seeking precision and reliability.

## Description

3/8-16 NC SET Thunder Tap High Speed Steel, 3 Piece Tap Set in Plastic Case T,P,B Tap Set with Taper tap 7-10 lead in threads, Plug tap with 3-5 lead in threads, Bottom tap with 1-2 lead in threads.

## Features

- Tap Set with Taper tap 7-10 lead in threads, Plug tap with 3-5 lead in threads, Bottom tap with 1-2 lead in threads
- High Speed Steel
- Bronze oxide
- Recommended drill size is 5/16 for 77 percent of theoretical threads
- Made in the USA

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Triumph Twist Drill Co. |
| Item Weight | 3.45 pounds |
| Product Dimensions | 3.25 x 0.38 x 0.38 inches |
| Item model number | 71604 |
| Item Package Quantity | 1 |
| Included Components | attachments |
| Batteries Required? | No |

## Product Details

- **Brand:** Triumph Twist Drill Co.
- **Item dimensions L x W x H:** 3.25 x 0.38 x 0.38 inches
- **UPC:** 086839716046
- **Global Trade Identification Number:** 00086839716046
- **Manufacturer:** Triumph Twist Drill Co.

## Images

![Triumph Twist Drill 71604 3/8-16 NC T66HDSET High Speed Steel Taper, Plug and Bottom Tap Thundertap Bronze Oxide Coated - Image 1](https://m.media-amazon.com/images/I/71FxQ4piEzL.jpg)
![Triumph Twist Drill 71604 3/8-16 NC T66HDSET High Speed Steel Taper, Plug and Bottom Tap Thundertap Bronze Oxide Coated - Image 2](https://m.media-amazon.com/images/I/612XcjO+KrL.jpg)
![Triumph Twist Drill 71604 3/8-16 NC T66HDSET High Speed Steel Taper, Plug and Bottom Tap Thundertap Bronze Oxide Coated - Image 3](https://m.media-amazon.com/images/I/513jNBhQUqL.jpg)

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.vn/products/66552751-triumph-twist-drill-71604-3-8-16-nc-t66hdset-high](https://www.desertcart.vn/products/66552751-triumph-twist-drill-71604-3-8-16-nc-t66hdset-high)

---

*Product available on Desertcart Vietnam*
*Store origin: VN*
*Last updated: 2026-05-20*