---
product_id: 642621830
title: "Combination Drill and Tap Bit Set with Quick-Change Adapter of 13Pcs, 6 SAE Sizes: 6-32NC to 1/4-20NC, 6 Metric Sizes: M3 to M10,Suitable for Drilling Tapping Threading Countersinking"
brand: "gmtools"
price: "¥6913"
currency: JPY
in_stock: true
reviews_count: 8
category: "Gmtools"
url: https://www.desertcart.jp/products/642621830-combination-drill-and-tap-bit-set-with-quick-change-adapter
store_origin: JP
region: Japan
---

# Quick-change adapter for rapid bit swaps 13 precision bits for versatile threading High-speed steel with black oxide for durability Combination Drill and Tap Bit Set with Quick-Change Adapter of 13Pcs, 6 SAE Sizes: 6-32NC to 1/4-20NC, 6 Metric Sizes: M3 to M10,Suitable for Drilling Tapping Threading Countersinking

**Brand:** gmtools
**Price:** ¥6913
**Availability:** ✅ In Stock

## Summary

> 🛠️ Unlock pro-grade threading power with every twist!

## Quick Answers

- **What is this?** Combination Drill and Tap Bit Set with Quick-Change Adapter of 13Pcs, 6 SAE Sizes: 6-32NC to 1/4-20NC, 6 Metric Sizes: M3 to M10,Suitable for Drilling Tapping Threading Countersinking by gmtools
- **How much does it cost?** ¥6913 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/642621830-combination-drill-and-tap-bit-set-with-quick-change-adapter)

## Best For

- gmtools enthusiasts

## Why This Product

- Trusted gmtools brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Built to Last:** High-speed steel with black oxide coating resists wear & corrosion
- • **Organized & Ready:** Compact storage case with labeled compartments keeps you pro-level efficient
- • **Speed Meets Convenience:** 1/4" hex quick-change adapter for lightning-fast bit swaps
- • **All-in-One Metal Mastery:** Drill, tap, thread & countersink in one seamless workflow
- • **Precision Fit for Every Job:** 13 bits covering SAE & Metric sizes from 6-32NC to M10

## Overview

The GMTOOLS 13-piece Combination Drill and Tap Bit Set features high-speed steel bits with black oxide finish, covering 6 SAE and 6 Metric sizes. Designed for metalworking on materials like aluminum, brass, and steel up to 1/4 inch thick, it includes a quick-change 1/4" hex adapter for fast bit swaps and comes in a compact, organized storage case—perfect for professionals seeking efficiency and precision in threading, drilling, and countersinking tasks.

## Description

GMTOOLS Combination Drill and Tap Bit Set with Quick-Change Adapter of 13Pcs, 6 SAE Sizes: 6-32NC to 1/4-20NC, 6 Metric Sizes: M3 to M10,Suitable for Drilling Tapping Threading Countersinking - desertcart.com

Review: Excellent kit! - Purchased this set to resolve a fit issue and this kit gave me the tools necessary to finish the job.
Review: The right tool for the right job - Stripped a nut, this fixed in quick. Went on to strip two bolts, ditto. Good value.

## Features

- Multiple Sizes: 6PC SAE: 6-32NC, 8-32NC, 10-24NC, 10-32NC, 12-24NC, ¼-20NC; 6 metric-M3 x 0.5, M4 x 0.7, M5 x 0.8, M6 x 1.0, M8 x 1.25, M10 x 1.5; 1 piece-quick change adapter.
- Designed for Metal Work: Crafted with high-speed steel and a black oxide coating, these tap bits are ideal for a wide range of materials, including thin plates or sheet-metal up to 1/4 inch, copper, brass, aluminum, plastic, and more.
- High efficiency: These drill tap bits are expertly crafted from high-speed steel, ensuring durability and precision in metalworking applications.It can drill, tap, deburr and countersink copper, brass, aluminum, metal plates and plastics at the same time, so as to complete the work quickly and completely, greatly saving processing steps and time costs, and improving work efficiency.
- Convenient Features: Our drill and tap sets include a 1/4" hex shank quick-change adapter for ease of use and extended reach. Comes neatly packaged in a storage box with clearly marked compartments for easy storage.
- Quality Commitment: If for any reason you are not satisfied with your purchase, please contact us. We offer 30 days money back. 100% satisfaction guaranteed, risk-free shopping!

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0D28ZMYDV |
| Best Sellers Rank | #25,740 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #13 in Combination Drill & Taps |
| Brand | GMTOOLS |
| Cutting Angle String | 118 Degrees |
| Date First Available | April 20, 2024 |
| Finish Type | Black Oxide |
| Item Weight | 8.8 ounces |
| Item model number | DTB-13PCS |
| Manufacturer | GMTOOLS |
| Material | High Speed Steel (HSS) |
| Number of Flutes | 2 |
| Package Dimensions | 4.76 x 4.17 x 1.54 inches |
| Set Name | 13-piece set |
| Shank Type | Hex |
| Surface Recommendation | Metal |
| Tool Flute Type | Spiral |
| Unit Count | 1.0 Count |

## Product Details

- **Brand:** GMTOOLS
- **Cutting Angle String:** 118 Degrees
- **Finish Type:** Black Oxide
- **Material:** High Speed Steel (HSS)
- **Shank Type:** Hex

## Images

![Combination Drill and Tap Bit Set with Quick-Change Adapter of 13Pcs, 6 SAE Sizes: 6-32NC to 1/4-20NC, 6 Metric Sizes: M3 to M10,Suitable for Drilling Tapping Threading Countersinking - Image 1](https://m.media-amazon.com/images/I/71Oc7O6nJFL.jpg)

## Available Options

This product comes in different **Style** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Excellent kit!
*by E***D on December 10, 2025*

Purchased this set to resolve a fit issue and this kit gave me the tools necessary to finish the job.

### ⭐⭐⭐⭐⭐ The right tool for the right job
*by J***S on January 11, 2026*

Stripped a nut, this fixed in quick. Went on to strip two bolts, ditto. Good value.

### ⭐⭐⭐⭐ Picture is a bit off
*by C***S on January 27, 2026*

Size is smaller than what the picture implies, but ok. I have not used any of the bits but quality appears to be good.

## Frequently Bought Together

- GMTOOLS Combination Drill and Tap Bit Set with Quick-Change Adapter of 13Pcs, 6 SAE Sizes: 6-32NC to 1/4-20NC, 6 Metric Sizes: M3 to M10,Suitable for Drilling Tapping Threading Countersinking
- Tap Magic 30004P ProTap Cutting Fluid, 4 oz. Size
- 6-Piece 1/4-20NC Combination Drill Tap Bit Set SAE, Made of High-Speed Steel with Anti-Rust Blackened Coating, Ideal for Soft Metal, Wood & Plastic, 1/4” UNC-20 Thread Size, 1/4” Hex Shank

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-02-24*