---
product_id: 430998172
title: "(1/16\"-1/2\") 17pcs cobalt drill bits set"
brand: "stroton"
price: "E£ 5323"
currency: EGP
in_stock: true
category: "Stroton"
url: https://www.desertcart.com.eg/products/430998172-1-16-1-2-17pcs-cobalt-drill-bits-set
store_origin: EG
region: Egypt
---

# 68 HRC hardness for superior heat resistance 2-3x faster drilling speed 5% Cobalt Steel for ultimate durability (1/16"-1/2") 17pcs cobalt drill bits set

**Brand:** stroton
**Price:** E£ 5323
**Availability:** ✅ In Stock

## Summary

> ⚡ Drill Smarter, Not Harder – Own the Jobsite with Cobalt Power!

## Quick Answers

- **What is this?** (1/16"-1/2") 17pcs cobalt drill bits set by stroton
- **How much does it cost?** E£ 5323 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.eg](https://www.desertcart.com.eg/products/430998172-1-16-1-2-17pcs-cobalt-drill-bits-set)

## Best For

- stroton enthusiasts

## Why This Product

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

## Key Features

- • **Precision Engineered:** 135° split point design delivers clean, chip-free holes every time.
- • **Unmatched Durability:** Premium M35 cobalt steel ensures long-lasting performance even on the toughest metals.
- • **Versatile Powerhouse:** Drills through stainless steel, cast iron, plastic, wood, and more with ease.
- • **Complete 17-Piece Set:** From 1/16 to 1/2 inch, get the perfect size for any job in one sleek kit.
- • **Speed Meets Efficiency:** Run 2-3 times faster than standard bits, saving you time on every project.

## Overview

The STROTON Cobalt Drill Bit Set features 17 precision-engineered M35 high-speed steel bits with 5% cobalt, delivering exceptional hardness (68 HRC) and heat resistance. Designed for professional-grade drilling through stainless steel, cast iron, plastics, and wood, these bits run 2-3 times faster than standard sets, ensuring efficient, clean cuts and long tool life. Perfect for managers and pros who demand reliability and speed in every project.

## Description

STROTON Cobalt Drill Bit Set (1/16-1/2 Inch, 17PCS), M35 High Speed Steel Twist Drill Bits for Stainless Steel, Hard Metal, Cast Iron, Plastic and Wood - desertcart.com

## Features

- Premium 5% Cobalt Steel ,68 HRC (Rockwell Hardness Scale) ,the Cobalt Usually Give the Best Heat,Wear and Chip Resistance and Long Tool Life.
- The Cutting Edge has been Ground Three Times and is made of Cobalt Steel, which has High Hardness and Heat Resistance. It is Designed for Drilling through Stainless Steel, Hardened Steel, Iron, Aluminum, Pipes, Wood, PVC, and Plastics.
- This Heavy Duty Work Cobalt Drill Bit is Typically Capable of Running Two to Three Times Faster.Despite the Higher Price,the Cost Per Hole When Using Cobalt Drill Bit Will be the Lowest,Since It Can Produce So Many More Holes.
- The Sufficiently Sharp Bit Edge Can Cut the Metal Material into Long Strips of Iron Chips rather than Slowly Grinding Through the Material with a Blunt Drill Bit.
- 17Pcs 135 Degree Cobalt Industrial Hss Drill Bits Kit Includes :1/16 (2pcs), 5/64, 3/32 (2pcs), 7/64, 1/8 (2pcs), 9/64, 5/32, 3/16, 7/32, 1/4 (2pcs), 5/16, 3/8, 1/2 .

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09MRW8399 |
| Best Sellers Rank | #74,450 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #155 in Jobber Drill Bits |
| Brand Name | STROTON |
| Customer Reviews | 4.6 4.6 out of 5 stars (570) |
| Cutting Angle String | 135 degrees |
| Cutting Diameter | 0.5 inches |
| Finish Types | Steel |
| Item Dimensions | 7.09 x 5.12 x 1.57 inches |
| Manufacturer | STROTON Ltd |
| Material Type | Cobalt |
| Minimum Bore Diameter | 0.06 inches |
| Model | Cobalt 6 series bits inch 1/16-1/2 |
| Number of Flutes | 2 |
| Number of Packs | 1 |
| Number of Pieces | 17 |
| Part Number | Cobalt 6 series bits inch 1/16-1/2 |
| Point Style | Split Point |
| Set Name | 17-Piece Set |
| Shank Type | 3-flats,Round |
| Surface Recommendation | Cast Iron,Metal,Plastic,Stainless Steel,Steel,Wood |
| Tool Flute Type | Straight |
| UPC | 643459994935 |
| Unit Count | 1 Count |

## Product Details

- **Cutting Angle String:** 135 degrees
- **Cutting Diameter:** 0.5 inches
- **Finish Type:** Steel
- **Material:** Cobalt
- **Shank Type:** 3-flats,Round

## Images

![(1/16"-1/2") 17pcs cobalt drill bits set - Image 1](https://m.media-amazon.com/images/I/81nznZfGTrL.jpg)

## Available Options

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

## Questions & Answers

**Q: Are these good for make holes in steel material?**
A: Yes，good for drilling steel.Generally, sellers purchase products from the market and sell them on e-commerce platforms. The STROTON drill bits we sell are designed and produced by our factory, including the case, which is unique on the market. This drill bit contains 6% cobalt, which is higher than general products. In addition, STROTON hss drill bits have a secret heat treatment recipe.So They’re good at drilling steel.

**Q: Where are these made?**
A: They are made in China. 
They are very good cobalt drill bits set.It is designed and manufactured by STROTON, different from the similar products in the market.

## Frequently Bought Together

- STROTON Cobalt Drill Bit Set (1/16-1/2 Inch, 17PCS), M35 High Speed Steel Twist Drill Bits for Stainless Steel, Hard Metal, Cast Iron, Plastic and Wood
- amoolo 3/8" Cobalt Drill Bit(5Pcs), M35 HSS Metal Drill Bit Set for Hard Metal, Stainless Steel, Cast Iron
- BECOLLO 1/4 Inch Cobalt Drill Bit Set, M35 Jobber Length Twist Drill Bits,Suitable for Drilling in Hard Metal, Stainless Steel, Cast Iron,10 Pieces

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**Shop now:** [https://www.desertcart.com.eg/products/430998172-1-16-1-2-17pcs-cobalt-drill-bits-set](https://www.desertcart.com.eg/products/430998172-1-16-1-2-17pcs-cobalt-drill-bits-set)

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*Product available on Desertcart Egypt*
*Store origin: EG*
*Last updated: 2026-09-24*