---
product_id: 403316761
title: "Forstner Drill Bits 40mm (1-9/16 inch) Tungsten Carbide Upgraded Version 3-Cutter Higher Hardness Wood Hole Saw Auger Opener Woodworking Drilling Tool Wood Cutter"
brand: "stormcube"
price: "฿1579"
currency: THB
in_stock: true
reviews_count: 9
url: https://www.desertcart.co.th/products/403316761-forstner-drill-bits-40mm-1-9-16-inch-tungsten-carbide
store_origin: TH
region: Thailand
---

# 40mm Diameter Tungsten Carbide 3-Cutter Design Forstner Drill Bits 40mm (1-9/16 inch) Tungsten Carbide Upgraded Version 3-Cutter Higher Hardness Wood Hole Saw Auger Opener Woodworking Drilling Tool Wood Cutter

**Brand:** stormcube
**Price:** ฿1579
**Availability:** ✅ In Stock

## Summary

> 🔧 Drill Like a Pro with Precision and Power!

## Quick Answers

- **What is this?** Forstner Drill Bits 40mm (1-9/16 inch) Tungsten Carbide Upgraded Version 3-Cutter Higher Hardness Wood Hole Saw Auger Opener Woodworking Drilling Tool Wood Cutter by stormcube
- **How much does it cost?** ฿1579 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/403316761-forstner-drill-bits-40mm-1-9-16-inch-tungsten-carbide)

## Best For

- stormcube enthusiasts

## Why This Product

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

## Key Features

- • **User-Friendly:** Resharpenable for extended service life.
- • **Versatile Use:** Perfect for woodworking, even in tough end-grain.
- • **Efficient Design:** Arc curve head for rapid sawdust removal.
- • **Durable Construction:** Crafted from high-grade tungsten carbide for longevity.
- • **Precision Engineering:** Achieve flawless, burr-free holes effortlessly.

## Overview

The Forstner Drill Bits 40mm is an upgraded woodworking tool featuring a unique 3-cutter design made from high-quality tungsten carbide. With a hardness rating of ≥91HRA and a bending strength of >2200N/cm2, this drill bit ensures efficient, smooth drilling in various wood types, including challenging end-grain. Its innovative arc curve design enhances sawdust removal, making your drilling tasks quicker and more effective. Ideal for professionals and DIY enthusiasts alike, this drill bit is resharpenable, ensuring a long-lasting performance.

## Description

Forstner Drill Bits 40mm (1-9/16 inch) Tungsten Carbide Upgraded Version 3-Cutter Higher Hardness Wood Hole Saw Auger Opener Woodworking Drilling Tool Wood Cutter

## Features

- [SPECIAL DESIGN] 3-Cutter forstner drill bits have faster cutting speed and longer service life compared with 2-cutter ones. Using these sharp drill bits, you can drill accurate, smooth, neat holes without burrs, even in end-grain and through knots. Arc curve design head contributes to removing sawdust faster, making your work more efficient.
- [MATERIAL] The cutting edge is made of 3 pieces of K35 monolithic tungsten carbide, hardness ≥91HRA, bending strength >2200N/cm2, resharpenable for a longer service life. It has the advantages of high hardness, wear resistance, good toughness, heat resistance and corrosion resistance. The shank is made of steel 45#.
- [SPECIFICATIONS] Drilling dia.: 40mm; shank dia.: 9mm; drilling depth: 60mm; total length: 90mm.
- [NOTE] 1. Sharp parts contained, please keep away from children and pets. 2. Can NOT be used for metal processing, or the will drill bits get damaged quickly. 3. Material must be fixed during cutting, and the drill bit should be perpendicular to the material. 4. Set slow drilling speed till the drill bit is completely located, then gradually accelerate speed. 5. Water should be injected when processing hardwood, in order to improve drilling accuracy and quality.

## Images

![Forstner Drill Bits 40mm (1-9/16 inch) Tungsten Carbide Upgraded Version 3-Cutter Higher Hardness Wood Hole Saw Auger Opener Woodworking Drilling Tool Wood Cutter - Image 1](https://m.media-amazon.com/images/I/41XmCXxco9L.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ 







  
  
    Well constructed bit
  

*by D***E on Reviewed in the United States on May 26, 2023*

Perfect for installing door spy holes.

### ⭐⭐⭐⭐⭐ 







  
  
    Worked very well
  

*by L***R on Reviewed in the United States on April 12, 2023*

A large diameter bit like this one can overheat and dull quickly. Used with care, this bit stayed sharp and performed great. Clean cuts both on the side wall and the bottom of the drilled recess.

### ⭐⭐⭐⭐⭐ 







  
  
    Good to have the right tool
  

*by B***  on Reviewed in the United States on April 20, 2023*

This drill bit is very precise and fast, good for furniture joinery work.

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**Shop now:** [https://www.desertcart.co.th/products/403316761-forstner-drill-bits-40mm-1-9-16-inch-tungsten-carbide](https://www.desertcart.co.th/products/403316761-forstner-drill-bits-40mm-1-9-16-inch-tungsten-carbide)

---

*Product available on Desertcart Thailand*
*Store origin: TH*
*Last updated: 2026-04-23*