---
product_id: 279887263
title: "Square Hole Mortise Chisel Drill Bit Tools, HSS Woodworking Hole Saw Mortising Chisel Drill Bit Set Twist Drill, Different Sizes 1/4\" 5/16\" 3/8\" 1/2\" 9/16\" 5/8\"(6pcs)"
brand: "dele"
price: "254 zł"
currency: PLN
in_stock: true
url: https://www.desertcart.pl/products/279887263-square-hole-mortise-chisel-drill-bit-tools-hss-woodworking-hole
store_origin: PL
region: Poland
---

# 6 sizes available High concentricity HSS material Square Hole Mortise Chisel Drill Bit Tools, HSS Woodworking Hole Saw Mortising Chisel Drill Bit Set Twist Drill, Different Sizes 1/4" 5/16" 3/8" 1/2" 9/16" 5/8"(6pcs)

**Brand:** dele
**Price:** 254 zł
**Availability:** ✅ In Stock

## Summary

> 🔧 Elevate Your Woodworking Game!

## Quick Answers

- **What is this?** Square Hole Mortise Chisel Drill Bit Tools, HSS Woodworking Hole Saw Mortising Chisel Drill Bit Set Twist Drill, Different Sizes 1/4" 5/16" 3/8" 1/2" 9/16" 5/8"(6pcs) by dele
- **How much does it cost?** 254 zł with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/279887263-square-hole-mortise-chisel-drill-bit-tools-hss-woodworking-hole)

## Best For

- dele enthusiasts

## Why This Product

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

## Key Features

- • **Effortless Operation:** Drills precise holes with minimal pressure, reducing labor intensity.
- • **Versatile Size Range:** Includes 6 different sizes (1/4" to 5/8") for all your woodworking needs.
- • **Precision Engineering:** Designed for high concentricity, ensuring accurate and clean square holes.
- • **Cost-Effective Solution:** Accelerates construction speed while lowering overall project costs.
- • **Durable HSS Construction:** Crafted from high-speed steel for exceptional durability and longevity.

## Overview

This Square Hole Mortise Chisel Drill Bit Set includes six high-speed steel bits designed for drilling precise square holes in wood. With sizes ranging from 1/4" to 5/8", these bits are engineered for high concentricity and durability, making them ideal for use with tongue-and-groove machines. Perfect for professionals looking to enhance efficiency and reduce labor costs in their woodworking projects.

## Description

Square Hole Mortise Chisel Drill Bit Tools, HSS Woodworking Hole Saw Mortising Chisel Drill Bit Set Twist Drill, Different Sizes 1/4" 5/16" 3/8" 1/2" 9/16" 5/8"(6pcs)

## Features

- Size: 1/4 Inch (6.4mm), 5/16 Inch (8mm), 3/8 Inch (9.5mm),1/2 Inch (12.7mm), 5/8 Inch (16mm), 9/16 Inch (14mm)
- Material: Made of high-speed steel,Heat treatment, HRC48~50, high hardness,lengthened core,high concentricity.
- Application: Our woodworking morstising chisel bits suitable for drilling square holes in wood with a tongue-and-groove machine or tongue-and-groove attachment, and has a long service life, please rest assured to use.
- Drills precise holes with little pressure,reduce the labor intensity of construction workers, accelerate the construction speed, reduce the construction cost of construction, installation, decoration, decoration industry.
- Notice: square hole drill needs to cooperate with square hole drill machine (mortise and tenon) use and can not use with electric drill, bench drill.

## Product Details

- **Material:** High Speed Steel (HSS)
- **Cutting Diameter:** 0.25 Inches
- **Finish Type:** Finished
- **Shank Type:** Square
- **Brand:** Dele

## Images

![Square Hole Mortise Chisel Drill Bit Tools, HSS Woodworking Hole Saw Mortising Chisel Drill Bit Set Twist Drill, Different Sizes 1/4" 5/16" 3/8" 1/2" 9/16" 5/8"(6pcs) - Image 1](https://m.media-amazon.com/images/I/61cBNCY238L.jpg)

## Questions & Answers

**Q: Can these be used on a heavy duty Drill Press?**
A: I believe you have to have a mortise machine to use a mortise chisel.

## Frequently Bought Together

- Square Hole Mortise Chisel Drill Bit Tools, HSS Woodworking Hole Saw Mortising Chisel Drill Bit Set Twist Drill, Different Sizes 1/4" 5/16" 3/8" 1/2" 9/16" 5/8"(6pcs)
- Milescraft 1318 DrillMate Portable Drillling Guide – Precision Drilling Jig Attachment for Drilling Angled or Straight Holes, Adjustable Drill Guide Attachment, Portable Drill Press with 3/8” Chuck
- Square Hole Drill Bit Adapter for Drill Machine Accessory, Easy Installation and Disassembly, Mortising Attachment for Drill Press, Woodworking Mortise Machine, Tenon Drill Bits Fixing Bracket.

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**Shop now:** [https://www.desertcart.pl/products/279887263-square-hole-mortise-chisel-drill-bit-tools-hss-woodworking-hole](https://www.desertcart.pl/products/279887263-square-hole-mortise-chisel-drill-bit-tools-hss-woodworking-hole)

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*Product available on Desertcart Poland*
*Store origin: PL*
*Last updated: 2026-04-26*