---
product_id: 556678395
title: "Useful Magnet Inch/Metric Size Guide for Cutting & Forming Taps | 4\" x 6\" Waterproof Magnetic Chart for CNC Machines, Metalworking, Drill Press | Includes UNC, UNF, ISO, NPT, NPTF Thread Sizes"
brand: "useful magnets"
price: "$22.59"
currency: USD
in_stock: true
reviews_count: 11
category: "Useful Magnets"
url: https://www.desertcart.us/products/556678395-useful-magnet-inch-metric-size-guide-for-cutting-and-forming
store_origin: US
region: United States of America
---

# Waterproof & Oil-Resistant Dual Inch/Metric Precision Strong Magnetic Grip Useful Magnet Inch/Metric Size Guide for Cutting & Forming Taps | 4" x 6" Waterproof Magnetic Chart for CNC Machines, Metalworking, Drill Press | Includes UNC, UNF, ISO, NPT, NPTF Thread Sizes

**Brand:** useful magnets
**Price:** $22.59
**Availability:** ✅ In Stock

## Summary

> 🧲 Thread Like a Pro, Drill Like a Boss!

## Quick Answers

- **What is this?** Useful Magnet Inch/Metric Size Guide for Cutting & Forming Taps | 4" x 6" Waterproof Magnetic Chart for CNC Machines, Metalworking, Drill Press | Includes UNC, UNF, ISO, NPT, NPTF Thread Sizes by useful magnets
- **How much does it cost?** $22.59 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/556678395-useful-magnet-inch-metric-size-guide-for-cutting-and-forming)

## Best For

- useful magnets enthusiasts

## Why This Product

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

## Key Features

- • **Magnetically Mounted Mastery:** Securely sticks to any metal surface—CNC machines, toolboxes, or workbenches—so you never lose your reference.
- • **Precision at Your Fingertips:** Complete inch and metric tap drill sizes for flawless threading every time.
- • **Built for the Brutal Workshop:** Waterproof, oil-resistant, and rugged enough to survive the harshest metalworking environments.
- • **Proudly Canadian Craftsmanship:** Made with premium materials in Canada, ensuring durability and professional-grade quality.
- • **Efficiency Booster for Pros & DIYers:** Streamline your workflow and cut down costly errors with instant, reliable drill size info.

## Overview

The Useful Magnet Inch/Metric Size Guide is a 4" x 6" waterproof, magnetic tap drill chart designed for machinists and metalworkers. Featuring both UNC, UNF, ISO, NPT, and NPTF thread sizes, it offers precise drill size references in imperial and metric units. Its flexible magnetic backing ensures easy placement on CNC machines and metal surfaces, while its durable, oil-resistant construction withstands tough workshop conditions. Made in Canada, this chart is an essential tool for professionals and DIY enthusiasts seeking accuracy and efficiency in threading operations.

## Description

The Useful Magnets Tap Drill Chart is amust-have tool for machinists, metalworkers, and DIYers who need fast, accuratereference data for threading operations. Designed with both imperial and metricmeasurements, this chart includes comprehensive tap drill size recommendationsfor a wide range of threads. Whether you are working on fine-thread orcoarse-thread applications, this magnetic guide helps eliminate guesswork andreduces the risk of errors.Crafted from durable, waterproof magneticsheeting, it sticks securely to any metal surface—ideal for toolboxes,workbenches, or CNC machines. The flexible design allows for easyrepositioning, and its rugged construction withstands tough workshopconditions. Proudly Made in Canada, the Useful Magnets Tap Drill Chart offers long-lasting performance and reliability, making it an essential addition toyour machining setup.Key Features:Complete Tap Drill Reference: Includesboth metric and imperial sizes for precise drill selection.Strong Magnetic Backing: Easily attachesto CNC machines, toolboxes, or metal surfaces.Waterproof & Durable: Designed toresist moisture, oil, and workshop wear.Ideal for Machinists & DIYers: Savestime and boosts accuracy in metalworking projects.Made in Canada: Good-quality materialsfor long-lasting professional use.This tap drill guide combines premiummaterials and exceptional quality. Whether you're working on a professional machining project or a DIY task, the Useful Magnets Tap Drill Chart offers easyaccess to accurate and reliable threading data, ensuring smoother workflows andbetter results.

Review: My work - Very handy thx
Review: Drill tap and die sizes - Easy to read and see what size of holes need to be drilled for a tap or type of steel rod to be died -threaded

## Features

- Accurate Tap Drill Size Chart: This magnetic tap drill guide includes both metric and imperial measurements, offering a complete reference for machinists and metalworkers. It helps users choose the correct drill sizes for threading operations, improving precision and reducing errors.
- Flexible Magnetic Backing for Easy Placement: Made with durable magnetic sheeting, this chart adheres securely to metal surfaces like CNC machines, toolboxes, or workbenches. Ideal for any workspace needing reliable, accessible tap drill info.
- Waterproof and Workshop-Ready: Built to withstand the harsh conditions of machine shops, this tap and drill size chart is waterproof, oil-resistant, and made for long-term use. Perfect for heavy-duty machinist tools and metalworking environments.
- Essential for Professionals and DIYers: Whether you're a professional machinist or a DIY enthusiast, this thread size chart is a reliable tool that saves time and boosts efficiency. Use it to streamline your workflow and ensure accurate threading in every project.
- Proudly Made in Canada: Crafted with Good-quality materials, this magnetic chart is made in Canada and delivers dependable performance. Trust Useful Magnets products for precision, durability, and superior CNC accessories.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CD9CGG8L |
| Best Sellers Rank | #115,429 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #125 in Science Education Charts & Posters |
| Brand Name | Useful Magnets |
| Color | White |
| Customer Reviews | 4.7 4.7 out of 5 stars (44) |
| Item Weight | 60 Grams |
| Manufacturer | Useful Magnets |
| Material Type | Plastic, Flexible Magnetic Sheeting |
| Part Number | IMUF4 |
| Shape | Rectangular |
| UPC | 601968836597 |
| Unit Count | 1.0 Count |

## Product Details

- **Brand:** Useful Magnets
- **Color:** White
- **Manufacturer:** Useful Magnets
- **Material:** Plastic, Flexible Magnetic Sheeting
- **Shape:** Rectangular

## Images

![Useful Magnet Inch/Metric Size Guide for Cutting & Forming Taps | 4" x 6" Waterproof Magnetic Chart for CNC Machines, Metalworking, Drill Press | Includes UNC, UNF, ISO, NPT, NPTF Thread Sizes - Image 1](https://m.media-amazon.com/images/I/812G0jd0voL.jpg)
![Useful Magnet Inch/Metric Size Guide for Cutting & Forming Taps | 4" x 6" Waterproof Magnetic Chart for CNC Machines, Metalworking, Drill Press | Includes UNC, UNF, ISO, NPT, NPTF Thread Sizes - Image 2](https://m.media-amazon.com/images/I/91Yf1IUY-pL.jpg)
![Useful Magnet Inch/Metric Size Guide for Cutting & Forming Taps | 4" x 6" Waterproof Magnetic Chart for CNC Machines, Metalworking, Drill Press | Includes UNC, UNF, ISO, NPT, NPTF Thread Sizes - Image 3](https://m.media-amazon.com/images/I/81AQmIA-1yL.jpg)
![Useful Magnet Inch/Metric Size Guide for Cutting & Forming Taps | 4" x 6" Waterproof Magnetic Chart for CNC Machines, Metalworking, Drill Press | Includes UNC, UNF, ISO, NPT, NPTF Thread Sizes - Image 4](https://m.media-amazon.com/images/I/81-BEB4KHfL.jpg)
![Useful Magnet Inch/Metric Size Guide for Cutting & Forming Taps | 4" x 6" Waterproof Magnetic Chart for CNC Machines, Metalworking, Drill Press | Includes UNC, UNF, ISO, NPT, NPTF Thread Sizes - Image 5](https://m.media-amazon.com/images/I/81fFy28l9zL.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ My work
*by L***R on April 11, 2025*

Very handy thx

### ⭐⭐⭐⭐⭐ Drill tap and die sizes
*by R***S on January 31, 2025*

Easy to read and see what size of holes need to be drilled for a tap or type of steel rod to be died -threaded

### ⭐⭐⭐⭐⭐ Drill card
*by B***Y on March 31, 2025*

Goodie

## Frequently Bought Together

- Inch and Metric Tap Drill Size Guide Chart Magnet | UNC | UNF | NPT | NPS | I.S.O. METRIC COARSE | I.S.O. METRIC FINE | Flexible Magnetic Sheet & Drill Reference Guide Posters Size 4" x 6"
- Magnetic Tap Drill Chart Reference Table Magnet | with Decimal Equivalents, Formulas, and Metric Conversions | for CNC Shop & Garage Mechanics and Woodworkers | 8.5" x 10.53"
- General Tools 715 Tap and Drill Reference Table

---

## 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.us/products/556678395-useful-magnet-inch-metric-size-guide-for-cutting-and-forming](https://www.desertcart.us/products/556678395-useful-magnet-inch-metric-size-guide-for-cutting-and-forming)

---

*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-04-26*