---
product_id: 45532368
title: "3/8'' x 3/8'' x 3'' M42 Cobalt Steel Square Tool Bit Lathe Fly Cutter Mill Blank"
brand: "prolinemax"
price: "90.38 DT"
currency: TND
in_stock: true
category: "Prolinemax"
url: https://www.desertcart.tn/products/45532368-3-8-x-3-8-x-3-m42-cobalt-steel
store_origin: TN
region: Tunisia
---

# 3/8'' x 3/8'' x 3'' - precision sizing High Speed Steel - exceptional cutting power M42 Cobalt Steel - premium durability 3/8'' x 3/8'' x 3'' M42 Cobalt Steel Square Tool Bit Lathe Fly Cutter Mill Blank

**Brand:** prolinemax
**Price:** 90.38 DT
**Availability:** ✅ In Stock

## Summary

> ⚙️ Cut like a pro, last like a legend!

## Quick Answers

- **What is this?** 3/8'' x 3/8'' x 3'' M42 Cobalt Steel Square Tool Bit Lathe Fly Cutter Mill Blank by prolinemax
- **How much does it cost?** 90.38 DT with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/45532368-3-8-x-3-8-x-3-m42-cobalt-steel)

## Best For

- prolinemax enthusiasts

## Why This Product

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

## Key Features

- • **Compact & Ready:** 3-inch length tool bit designed for easy handling and quick installation in fly cutters and shapers.
- • **Trusted by Pros:** Highly rated with 4.3 stars, this tool bit is a go-to for serious metalworkers aiming for precision.
- • **Precision Perfected:** Exact 3/8'' square dimensions ensure flawless fit and consistent performance on lathes and mills.
- • **Unmatched Durability:** Crafted from M42 cobalt steel for long-lasting edge retention under intense machining conditions.
- • **Versatile Machining Power:** Optimized for mild steel, alloys, and tool steels, delivering clean, sharp cuts every time.

## Overview

This 3/8'' x 3/8'' x 3'' M42 cobalt steel square tool bit offers precision and durability for lathe, milling, and shaping applications. Made from high-speed steel, it excels in cutting mild steel, alloys, and tool steels, ensuring sharp, reliable performance. Perfect for professionals seeking consistent, high-quality machining results.

## Description

3/8'' x 3/8'' x 3'' M42 Cobalt Steel Square Tool Bit Lathe Fly Cutter Mill Blank - desertcart.com

## Features

- 3/8'' x 3/8'' x 3'' M42 HSS square tool bits
- Commonly used on a lathe, a milling machine fly cutter or a metal shaper
- High speed steel tool bits show exceptional results on mild steel, alloys and tools steels
- Overall length: 3'' long
- Quantity: 1 ; Shipping weight: 2 ounce

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B06WLNZ46J |
| Best Sellers Rank | #738,304 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #739 in Lathe Turning Tools |
| Brand Name | Prolinemax |
| Customer Reviews | 4.3 out of 5 stars 48 Reviews |
| Cut Type | Square |
| Cutting Length | 3 Inches |
| End Cut Type | Square End |
| Manufacturer | Generic |
| Material | Stainless Steel |
| Material Type | Stainless Steel |
| Number of Cutting Edges | 1 |
| Number of Flutes | 1 |
| Part Number | None |
| Shape | Round |
| Size | 3/8 inch |
| Size Name | 3/8 inch |
| Tolerance Held | Precision |
| UPC | 618794216424 |
| Unit Count | 1 Count |

## Product Details

- **Material:** Stainless Steel
- **Cutting Length:** 3 Inches
- **Number of Flutes:** 1
- **End Cut Type:** Square End
- **Cut Type:** Square

## Images

![3/8'' x 3/8'' x 3'' M42 Cobalt Steel Square Tool Bit Lathe Fly Cutter Mill Blank - Image 1](https://m.media-amazon.com/images/I/51igqnjwbqL.jpg)
![3/8'' x 3/8'' x 3'' M42 Cobalt Steel Square Tool Bit Lathe Fly Cutter Mill Blank - Image 2](https://m.media-amazon.com/images/I/51V7rgEeMyL.jpg)
![3/8'' x 3/8'' x 3'' M42 Cobalt Steel Square Tool Bit Lathe Fly Cutter Mill Blank - Image 3](https://m.media-amazon.com/images/I/51k38ONtoYL.jpg)

## Frequently Bought Together

- 3/8'' x 3/8'' x 3'' M42 Cobalt Steel Square Tool Bit Lathe Fly Cutter Mill Blank
- M42 1/4'' x 1/4'' x 2-1/2'' Cobalt Steel Square Tool Bit Lathe Fly Cutter Mill Blank
- HHIP 2000-0005 3/8 x 3 Inch M2 HSS Square Tool Bit

---

## 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.tn/products/45532368-3-8-x-3-8-x-3-m42-cobalt-steel](https://www.desertcart.tn/products/45532368-3-8-x-3-8-x-3-m42-cobalt-steel)

---

*Product available on Desertcart Tunisia*
*Store origin: TN*
*Last updated: 2026-07-19*