---
product_id: 224059169
title: "O Flute UpCut 1/8\" X 1/2\" Carbide End Mill Single Flute Spiral CNC Router Bit Aluminum Acrylic Woodworking Cutte"
brand: "spetool"
price: "€ 36.90"
currency: EUR
in_stock: true
reviews_count: 13
category: "Spe Tool"
url: https://www.desertcart.pt/products/224059169-o-flute-upcut-1-8-x-1-2-carbide-end
store_origin: PT
region: Portugal
---

# Single-flute spiral for smooth chip removal 1/8" cutting diameter precision Carbide build for durability & sharpness O Flute UpCut 1/8" X 1/2" Carbide End Mill Single Flute Spiral CNC Router Bit Aluminum Acrylic Woodworking Cutte

**Brand:** spetool
**Price:** € 36.90
**Availability:** ✅ In Stock

## Summary

> 🔧 Cut sharp, cut smart — the O-Flute edge your projects deserve!

## Quick Answers

- **What is this?** O Flute UpCut 1/8" X 1/2" Carbide End Mill Single Flute Spiral CNC Router Bit Aluminum Acrylic Woodworking Cutte by spetool
- **How much does it cost?** € 36.90 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/224059169-o-flute-upcut-1-8-x-1-2-carbide-end)

## Best For

- spetool enthusiasts

## Why This Product

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

## Key Features

- • **Built to Last:** High-quality carbide construction delivers durability and consistent performance on every project.
- • **Precision Perfected:** 1/8" cutting diameter and 1/2" cutting length for detailed, clean cuts every time.
- • **CNC & Hobbyist Ready:** Ideal for CNC routing, sign making, and creative woodworking—join the pros who trust SpeTool.
- • **Effortless Chip Clearance:** Unique O-Flute spiral design minimizes clogging, ensuring smooth, uninterrupted routing.
- • **Versatile Material Master:** Cuts acrylic, aluminum, wood, plastic, and copper with professional-grade accuracy.

## Overview

The SpeTool O Flute UpCut 1/8" X 1/2" Carbide End Mill is a single-flute spiral CNC router bit designed for precision cutting in acrylic, aluminum, wood, and plastics. Featuring a 1/4" shank compatible with standard routers, its unique O-Flute design ensures efficient chip removal and smooth cuts. Built from durable carbide, it offers long-lasting sharpness and is perfect for both professional CNC applications and hobbyist projects.

## Description

SpeTool O Flute UpCut 1/8" X 1/2" Carbide End Mill Single Flute Spiral CNC Router Bit Aluminum Acrylic Woodworking Cutte - desertcart.com

Review: Works for acrylic - Cuts acrylic with a nice edge finish at 18k RPM.
Review: Good for kydex - Good bits for Kydex. Makes smooth cuts.

## Features

- SPECIFICATION. 1/2" cutting length; 1/8" cutting diameter; 1/4" shank; 2" overall length, can be used on routers with 1/4" collect;
- UNIQUE DESIGN. O-Flute design spiral router bit ensures efficient chip removal, reducing clogging, providing smooth cutting performance, and extending tool life;
- APPLICABLE MATIARIALS. Suitable for a variety of materials, acrylic, plastic, aluminum, copper, and wood;
- WIDE APPLICATION. Perfect for CNC routing, hobbyist projects, and sign making with plastic and non-ferrous materials.
- DURABLE AND PRECISE. Single flute router bits, high-quality construction ensures durability and precision, allowing for consistent and accurate cuts.
- SPETOOL SERVICE. Good quality, cost-effective, efficient after-sales service, etc.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08BYLLGHZ |
| Best Sellers Rank | #44,965 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #14 in Spiral Router Bits |
| Brand Name | SpeTool |
| Customer Reviews | 4.5 4.5 out of 5 stars (665) |
| Cut Type | Up-Cut |
| Cutting Diameter | 0.13 Inches |
| Cutting Length | 0.5 Inches |
| Manufacturer | SpeTool |
| Material Type | Carbide |
| Model | SP1FS-D1/8 |
| Number of Flutes | 1 |
| Part Number | SP1FS-D1/8 |
| Size Name | 1/8" Dia-1/2" CL-1/4" Shank |
| Unit Count | 1 Count |

## Product Details

- **Brand:** SpeTool
- **Cut Type:** Up-Cut
- **Cutting Length:** 0.5 Inches
- **Material:** Carbide
- **Size:** 1/8" Dia-1/2" CL-1/4" Shank

## Images

![O Flute UpCut 1/8" X 1/2" Carbide End Mill Single Flute Spiral CNC Router Bit Aluminum Acrylic Woodworking Cutte - Image 1](https://m.media-amazon.com/images/I/61RvsRsIJBL.jpg)

## Available Options

This product comes in different **Size, Number Of Items** options.

## Questions & Answers

**Q: What spiral router bit should I order if I want to engrave a memorial metal coin?**
A: Single flute router bit, Ball nose router bit, If you have any question or idea, just leave SpeTool message, SpeTool Professional Service Team will help you.

**Q: Does this end mill require lubrication for milling brass?**
A: Lubrication should help improve surface finish, but shouldn't be necessary.

**Q: What SpeTool can supply?**
A: SpeTool is specialized in manufacturing various cutting tools including CNC router bits, carving and engraving bits, aluminum and metal end mills, grinder burr and other rotary tools for industrial and DIYer. Any question, welcome let us know.

**Q: Recommended Woodworker Technical Term**
A: Feed Rate (IPM) = RPM x # of cutting edges x Chip Load Chip Load = per cutting edge. IPS = Inches Per Second. IPM = Inches Per Minute. RPM = Revolutions Per Minute. # of cutting edges = # of flutes.*

## Customer Reviews

### ⭐⭐⭐⭐⭐ Works for acrylic
*by B***N on August 9, 2025*

Cuts acrylic with a nice edge finish at 18k RPM.

### ⭐⭐⭐⭐⭐ Good for kydex
*by D***D on April 28, 2025*

Good bits for Kydex. Makes smooth cuts.

### ⭐⭐⭐⭐⭐ Just one word, Awesome bit!!
*by Z***S on March 22, 2022*

This is my favorite bit to date! Very sharp, clean cuts and for the price it's very worth it! I was using it to cut out some part on my cnc and there was a screw in the wood which is in the cutting path of the design, I didn't realize this and the bit hit the screw and broke 😭😭😭 Very good bit thou!! I love it!!

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**Shop now:** [https://www.desertcart.pt/products/224059169-o-flute-upcut-1-8-x-1-2-carbide-end](https://www.desertcart.pt/products/224059169-o-flute-upcut-1-8-x-1-2-carbide-end)

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*Product available on Desertcart Portugal*
*Store origin: PT*
*Last updated: 2026-06-19*