---
product_id: 222578185
title: "Genmitsu 4pcs 2-Flute Tapered Ball Nose End Mills Tungsten Carbide Cutter with Nano Blue Coat, R0.25-1.0, 1/8” Shank, TB04A"
brand: "genmitsu"
price: "A$61"
currency: AUD
in_stock: true
reviews_count: 13
category: "Genmitsu"
url: https://www.desertcart.com.au/products/222578185-genmitsu-4pcs-2-flute-tapered-ball-nose-end-mills-tungsten
store_origin: AU
region: Australia
---

# 4 sizes R0.25-1.0mm for precision versatility Nano Blue Coating for superior heat resistance & sharpness 0.2μm ultra-fine tungsten carbide for unmatched durability Genmitsu 4pcs 2-Flute Tapered Ball Nose End Mills Tungsten Carbide Cutter with Nano Blue Coat, R0.25-1.0, 1/8” Shank, TB04A

**Brand:** genmitsu
**Price:** A$61
**Availability:** ✅ In Stock

## Summary

> 🔧 Elevate your precision game with cutting-edge carbide tech!

## Quick Answers

- **What is this?** Genmitsu 4pcs 2-Flute Tapered Ball Nose End Mills Tungsten Carbide Cutter with Nano Blue Coat, R0.25-1.0, 1/8” Shank, TB04A by genmitsu
- **How much does it cost?** A$61 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.au](https://www.desertcart.com.au/products/222578185-genmitsu-4pcs-2-flute-tapered-ball-nose-end-mills-tungsten)

## Best For

- genmitsu enthusiasts

## Why This Product

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

## Key Features

- • **Versatile Size Range:** Includes four tapered ball nose mills (R0.25, 0.5, 0.75, 1.0mm) to tackle intricate 3D machining, molds, and prototypes with ease.
- • **Nano Blue Coating Tech:** Advanced heat-resistant coating maintains razor-sharp edges and reduces friction, ensuring flawless cuts every time.
- • **Seamless CNC Integration:** Fits most desktop and industrial CNC machines, including Genmitsu 3018 series, empowering your workshop with instant versatility.
- • **Broad Material Compatibility:** Optimized for plastics, aluminum, wood, circuit boards, and more—perfect for diverse professional projects.
- • **Precision Engineered for Longevity:** Crafted from ultra-fine 0.2μm tungsten carbide, these cutters deliver up to 800 minutes of continuous machining without dulling.

## Overview

The Genmitsu 4pcs 2-Flute Tapered Ball Nose End Mills feature ultra-fine 0.2μm tungsten carbide construction with a durable Nano Blue Coating, offering exceptional heat resistance and edge retention. Available in four radius sizes (0.25-1.0mm) with a 1/8” shank, these end mills provide versatile, high-precision performance for 3D machining, molds, and prototyping across a wide range of materials. Compatible with most CNC machines, they deliver professional-grade results and long-lasting durability.

## Description

Genmitsu 4pcs 2-Flute Tapered Ball Nose End Mills Tungsten Carbide Cutter with Nano Blue Coat, R0.25-1.0, 1/8” Shank, TB04A: desertcart.com: Industrial & Scientific

Review: Excellent quality - These are excellent bits for engraving and profiling. Excellent for any price.
Review: Great value - Adds versatility the moment it arrives, wide range of capabilities for very little money. Send to hold an edge well for what cutting I've done with them so far.

## Features

- High Quality: The Genmitsu end mills are made of ultra-fine 0.2μm tungsten carbide steel alloy that can keep continuous machining 800 minutes. Moreover, its Nano Blue Coating with high hardness and heat resistance enables the tool's cutting edge to retain crucial sharpness and lubricity. This provides longevity and produces cutting results of the highest quality.
- Cost-Effective: Coming with 4x 2-Flute tapered ball nose end mills, Shank Diameter: 3.175mm, Radius: 0.25, 0.5, 0.75, 1.0mm, Cutting Length: 15mm, Overall Length: 40mm.
- Versatile: Perfect for 3D machining jobs like molds, rapid prototyping, models and other other precision parts processing, these Tapered ball nose bits can do the best.
- Applicable Materials: These nano blue coating bits have an HRC rating of 65 and are optimal for milling a wide range of materials, including plastics, aluminum, circuit board, wood, etc. To learn more about how to choose the right bits to meet your needs, please find the Comparison Chart (CNC Bits Buying Guide) at the Product Guides and Documents Section below.
- Wide Compatibility: Genmitsu TB04A tapered ball nose end mills are compatible with most desktop CNC machines, such as the Genmitsu 3018 Series, as well as other industrial CNC machines. Just make sure you select the correct-sized collet for your device.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08CDBHY3P |
| Best Sellers Rank | #69,202 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #3 in Tapered End Mills #17 in Ball Nose End Mills |
| Brand | Genmitsu |
| Corner Radius | 0.25 Millimeters |
| Cut Type | Ball End |
| Cutting Diameter | 9.25 Millimeters |
| Cutting Length | 15 Millimeters |
| Date First Available | July 6, 2020 |
| End Cut Type | Ball End |
| Finish Type | TiAlN |
| Helix Angle | 3E+1 Degrees |
| Item Weight | 1.13 ounces |
| Item model number | MBS-004 |
| Manufacturer | Genmitsu |
| Material | Carbide |
| Number of Cutting Edges | 2 |
| Number of Flutes | 2 |
| Product Dimensions | 1.5"L x 0.12"W |
| Shape | Round |
| Size | 1/8'' Shank |
| Tolerance Held | Precision |

## Product Details

- **Cutting Diameter:** 9.25 Millimeters
- **Cutting Length:** 15 Millimeters
- **Finish Type:** TiAlN
- **Material:** Carbide
- **Number of Flutes:** 2

## Images

![Genmitsu 4pcs 2-Flute Tapered Ball Nose End Mills Tungsten Carbide Cutter with Nano Blue Coat, R0.25-1.0, 1/8” Shank, TB04A - Image 1](https://m.media-amazon.com/images/I/61Rr7xjMORL.jpg)
![Genmitsu 4pcs 2-Flute Tapered Ball Nose End Mills Tungsten Carbide Cutter with Nano Blue Coat, R0.25-1.0, 1/8” Shank, TB04A - Image 2](https://m.media-amazon.com/images/I/61EjXsO94DL.jpg)
![Genmitsu 4pcs 2-Flute Tapered Ball Nose End Mills Tungsten Carbide Cutter with Nano Blue Coat, R0.25-1.0, 1/8” Shank, TB04A - Image 3](https://m.media-amazon.com/images/I/71TS7o8kQfL.jpg)
![Genmitsu 4pcs 2-Flute Tapered Ball Nose End Mills Tungsten Carbide Cutter with Nano Blue Coat, R0.25-1.0, 1/8” Shank, TB04A - Image 4](https://m.media-amazon.com/images/I/61rrGTls+3L.jpg)
![Genmitsu 4pcs 2-Flute Tapered Ball Nose End Mills Tungsten Carbide Cutter with Nano Blue Coat, R0.25-1.0, 1/8” Shank, TB04A - Image 5](https://m.media-amazon.com/images/I/61X3TXcH+eL.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Excellent quality
*by Z***P on February 19, 2026*

These are excellent bits for engraving and profiling. Excellent for any price.

### ⭐⭐⭐⭐⭐ Great value
*by J***S on February 7, 2022*

Adds versatility the moment it arrives, wide range of capabilities for very little money. Send to hold an edge well for what cutting I've done with them so far.

### ⭐⭐⭐⭐ Good value for a low price
*by W***G on September 13, 2021*

These cut wood cleanly. They also shipped quickly. Not sure about how long they will stay sharp but right now I'm just using then on some pretty soft wood.

## Frequently Bought Together

- Genmitsu 4pcs 2-Flute Tapered Ball Nose End Mills Tungsten Carbide Cutter with Nano Blue Coat, R0.25-1.0, 1/8” Shank, TB04A
- SainSmart Genmitsu 10Pcs Nano Blue Coat Flat Nose End Mill CNC Router Bits, 1/8" Shank Spiral Upcut 2 Flute End Mill Set (3.175 x 17 x 38mm)
- Genmitsu 10 Pcs 1/8" Shank V-Groove CNC Router Bits, 10 /15 /20 /25 /30 /40 /45 /60 /90 Degree Set, Nano Blue Coat Conical V-Bit, Engraving Tool for CNC Signmaking Carving Lettering 2D&3D Sculpture

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*Product available on Desertcart Australia*
*Store origin: AU*
*Last updated: 2026-03-02*