---
product_id: 541785178
title: "Four Spiral Flute Step Drill Bit Set, 5 Pcs HSS Step Drill Bits (1/8\"-1-3/8\") Unibit Step Drill Bit, 1/4\" and 3/8\" Shank Step Bits for Aluminum, Wood, Plastic, Metal"
brand: "thinkwork"
price: "KSh14117"
currency: KES
in_stock: true
url: https://www.desertcart.co.ke/products/541785178-four-spiral-flute-step-drill-bit-set-5-pcs-hss
store_origin: KE
region: Kenya
---

# 1/8"-1-3/8" Sizes 5 Pcs Set HSS Material Four Spiral Flute Step Drill Bit Set, 5 Pcs HSS Step Drill Bits (1/8"-1-3/8") Unibit Step Drill Bit, 1/4" and 3/8" Shank Step Bits for Aluminum, Wood, Plastic, Metal

**Brand:** thinkwork
**Price:** KSh14117
**Availability:** ✅ In Stock

## Summary

> 🔧 Drill Your Way to Perfection!

## Quick Answers

- **What is this?** Four Spiral Flute Step Drill Bit Set, 5 Pcs HSS Step Drill Bits (1/8"-1-3/8") Unibit Step Drill Bit, 1/4" and 3/8" Shank Step Bits for Aluminum, Wood, Plastic, Metal by thinkwork
- **How much does it cost?** KSh14117 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.ke](https://www.desertcart.co.ke/products/541785178-four-spiral-flute-step-drill-bit-set-5-pcs-hss)

## Best For

- thinkwork enthusiasts

## Why This Product

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

## Key Features

- • **Unmatched Durability:** Crafted from high-quality alloy steel for long-lasting performance.
- • **User-Friendly Design:** Laser-engraved sizes for easy visibility and efficiency.
- • **Precision Engineering:** Four-flute design enhances stability and accuracy during drilling.
- • **Versatile Applications:** Perfect for aluminum, wood, plastic, and metal drilling.
- • **Customer-Centric Support:** Dedicated service for any quality concerns, ensuring peace of mind.

## Overview

The THINKWORK Four Spiral Flute Step Drill Bit Set includes 5 high-speed steel (HSS) step drill bits ranging from 1/8" to 1-3/8". Designed for durability and precision, these bits are perfect for drilling through various materials, making them an essential tool for both DIY enthusiasts and professionals. Each bit features a user-friendly design with laser-engraved sizes and comes in a sturdy case for easy storage.

## Description

THINKWORK Four Spiral Flute Step Drill Bit Set, 5 Pcs HSS Step Drill Bits (1/8"-1-3/8") Unibit Step Drill Bit, 1/4" and 3/8" Shank Step Bits for Aluminum, Wood, Plastic, Metal

## Features

- ENHANCED DURABILITY: Our industrial-grade step drill set is meticulously crafted from high-quality alloy steel and undergoes multiple manufacturing processes. Each drill bit is carefully inspected at the factory to ensure superior quality and longevity.
- IMPROVED STABILITY: Unlike ordinary step drills that often suffer from deflection during cutting, our four-flute step drill bit provides exceptional stability. This feature enhances accuracy and cutting speed, making it perfect for stainless steel drilling. In fact, it offers a significantly longer service life compared to regular step drills.
- 5PCS NITRIDING STEP BIT KIT: Our 5-piece nitriding step bits set includes a range of sizes to cater to various drilling needs. The set comprises step bits with diameters of 3/16"-1/2" (6 steps), 1/8"-1/2" (13 steps), 1/4"-3/4" (9 steps), 3/16"-7/8" (12 steps), and 3/16"-1-3/8" (19 steps). All these bits come in a sturdy blow molded case for easy storage and transport.
- VERSATILE DRILLING CAPABILITY: With its powerful drilling capability, our step drill is suitable for piercing holes in various materials, including thin metal, copper, aluminum, iron, carbon steel, wood, and plastic. It's an essential addition to any DIY enthusiast's toolbox and can be utilized for a wide range of household projects.
- USER-FRIENDLY DESIGN: Our step drill bits feature laser-engraved step sizes, ensuring clear visibility and eliminating concerns about wear and tear during use. This design element enhances convenience and accuracy, making the drilling process easier and more efficient.
- DEDICATED CUSTOMER SERVICE: While our products undergo stringent quality inspections, unforeseen issues caused by accidental factors may occur. In such cases, we are committed to providing professional customer service. If you encounter any quality problems, please contact us via desertcart, and we will promptly replace the defective item with a new one.

## Product Details

- **Material:** High Carbon Steel
- **Cutting Diameter:** 1.38 Inches
- **Finish Type:** Black Oxide
- **Brand:** THINKWORK
- **Item dimensions L x W x H:** 6 x 1.5 x 4 inches

## Images

![Four Spiral Flute Step Drill Bit Set, 5 Pcs HSS Step Drill Bits (1/8"-1-3/8") Unibit Step Drill Bit, 1/4" and 3/8" Shank Step Bits for Aluminum, Wood, Plastic, Metal - Image 1](https://m.media-amazon.com/images/I/71wpZjIV-tL.jpg)

## Available Options

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

## Frequently Bought Together

- THINKWORK Four Spiral Flute Step Drill Bit Set, 5 Pcs HSS Step Drill Bits (1/8"-1-3/8") Unibit Step Drill Bit, 1/4" and 3/8" Shank Step Bits for Aluminum, Wood, Plastic, Metal
- toolant Four Spiral Flute Cobalt Step Drill Bit(Pro), 3/16" - 7/8"(12 Step Size) Impact Ready Unibit Step Drill Bit, 1/4" Hex Shank Step Bit for Metal, Stainless Steel, Aluminum, Plastic
- Jerax tools 1/4 to 1-3/8 Inch Step Drill Bit Straight Grooved Double Fluted, M2 High Speed Steel Drill bits for Hole Drilling in Stainless Steel, Copper, Aluminum, Wood, Plastic

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**Shop now:** [https://www.desertcart.co.ke/products/541785178-four-spiral-flute-step-drill-bit-set-5-pcs-hss](https://www.desertcart.co.ke/products/541785178-four-spiral-flute-step-drill-bit-set-5-pcs-hss)

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*Product available on Desertcart Kenya*
*Store origin: KE*
*Last updated: 2026-03-04*