---
product_id: 509326613
title: "Cobalt Drill Bit Set (1/16-1/4 Inch, 13PCS), M35 High Speed Steel Twist Drill Bits for Stainless Steel, Hard Metal, Cast Iron, Plastic and Wood"
brand: "stroton"
price: "12.49 OMR"
currency: OMR
in_stock: true
reviews_count: 13
category: "Stroton"
url: https://www.desertcart.com.om/products/509326613-cobalt-drill-bit-set-1-16-1-4-inch-13pcs
store_origin: OM
region: Oman
---

# 68 HRC Hardness - Extreme heat resistance 3X Faster Drilling - Max efficiency M35 5% Cobalt Steel - 3X durability Cobalt Drill Bit Set (1/16-1/4 Inch, 13PCS), M35 High Speed Steel Twist Drill Bits for Stainless Steel, Hard Metal, Cast Iron, Plastic and Wood

**Brand:** stroton
**Price:** 12.49 OMR
**Availability:** ✅ In Stock

## Summary

> ⚡ Drill Like a Pro, Last Like a Legend

## Quick Answers

- **What is this?** Cobalt Drill Bit Set (1/16-1/4 Inch, 13PCS), M35 High Speed Steel Twist Drill Bits for Stainless Steel, Hard Metal, Cast Iron, Plastic and Wood by stroton
- **How much does it cost?** 12.49 OMR with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.om](https://www.desertcart.com.om/products/509326613-cobalt-drill-bit-set-1-16-1-4-inch-13pcs)

## 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

- • **3X Speed, 3X Life:** Drill faster and longer with bits that outlast ordinary sets, saving you time and money on every project.
- • **Unmatched Durability:** Crafted from premium M35 cobalt steel mined in-house for triple the wear and heat resistance.
- • **Precision Split Point:** Engineered split point design ensures effortless penetration and reduces walking on tough metals.
- • **Versatile 13-Piece Set:** Covers 1/16 to 1/4 inch in 1/64 increments—perfect for stainless steel, cast iron, hardwood, and plastics.
- • **Industrial-Grade Sharpness:** Razor-sharp edges cut through hardened metals and bolts with ease, making tough jobs feel easy.

## Overview

The STROTON Cobalt Drill Bit Set features 13 precision-engineered M35 high-speed steel bits with 5% cobalt, delivering 3X the heat resistance, wear life, and drilling speed. Designed for professionals tackling stainless steel, cast iron, hardwood, and plastics, this set combines industrial-grade sharpness with a versatile size range from 1/16 to 1/4 inch, making it the ultimate upgrade for your toolkit.

## Description

STROTON Cobalt Drill Bit Set (1/16-1/4 Inch, 13PCS), M35 High Speed Steel Twist Drill Bits for Stainless Steel, Hard Metal, Cast Iron, Plastic and Wood : desertcart.co.uk: DIY & Tools

Review: Made the job easy - Perfect, did the job that was put on hold because the other drill bits I ordered were useless. These drill bits drilled the holes easily, and I did the job in a few minutes. I'm going to buy the next sizes up for my toolbox. Highly recommended.
Review: Good set of drills - Yes they did the job and drilled through S/S quite easily

## Features

- 【Premium M35 5% Cobalt Steel with 68 HRC】- Made from Cobalt Ore from Our Own Mine, Usually Give the 3X Heat,Wear and Chip Resistance and 3X Tool Life.
- 【Split Point Design and Fully Ground Process】- Compared with Other Ordinary Drill Bits, This Drill Bits Set is Particularly Suitable for Heavy Duty Work, Such as Cutting through Stainless Steel,Steel Plate,Iron Sheet, Cast Iron and Hardwood, and Drilling Out Bolts Studs and Screws.
- 【3X Efficiency + 3X Tool Life】- This Cobalt High Speed Steel Drill Bits Set is Typically Capable of Running 3 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.
- 【Sharp Drill Bit Edge】- This Kind of Drill Bits Beast Can Even Cut Hardened Metal into Long Iron Bars, While a Dull Drill Bit Can Just Slowly Wear Through Metal.
- 【13 Pieces Jobber Length Industrial Drill Bits Includes】:1/16, 5/64, 3/32, 7/64, 1/8, 9/64, 5/32, 11/64, 3/16, 13/64, 7/32, 15/64, 1/4 [DIA 1/64 Inch Increments]

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0BNCKB8DR |
| Batteries Required? | No |
| Batteries included? | No |
| Best Sellers Rank | 15,879 in DIY & Tools ( See Top 100 in DIY & Tools ) 123 in Drill Bit Sets |
| Customer Reviews | 4.4 4.4 out of 5 stars (849) |
| Date First Available | 3 Dec. 2022 |
| Finish | High Speed Steel,Stainless Steel |
| Included Components | Cobalt Drill Bits and Case |
| Item Package Quantity | 1 |
| Item Weight | 140 g |
| Item model number | M35-Co5-inch-S |
| Manufacturer | STROTON Ltd |
| Material | Cobalt Cobalt Steel |
| Measurement System | US |
| Number of Pieces | 13 |
| Part Number | M35-Co5-inch-S |
| Product Dimensions | 17.78 x 7.62 x 1.75 cm; 140 g |
| Size | 1/16-1/4 in (13PCS) |
| Style | 1/16-1/4 inch (13PCS) |
| Tool tip description | Split Point |

## Product Details

- **Cutting angle string:** 135 Degrees
- **Cutting diameter:** 0.25 Inches
- **Finish type:** High Speed Steel,Stainless Steel
- **Material:** Cobalt Cobalt Steel
- **Shank type:** 3-Flat

## Images

![Cobalt Drill Bit Set (1/16-1/4 Inch, 13PCS), M35 High Speed Steel Twist Drill Bits for Stainless Steel, Hard Metal, Cast Iron, Plastic and Wood - Image 1](https://m.media-amazon.com/images/I/71dpcqd-McL.jpg)
![Cobalt Drill Bit Set (1/16-1/4 Inch, 13PCS), M35 High Speed Steel Twist Drill Bits for Stainless Steel, Hard Metal, Cast Iron, Plastic and Wood - Image 2](https://m.media-amazon.com/images/I/715fKRNQWjL.jpg)
![Cobalt Drill Bit Set (1/16-1/4 Inch, 13PCS), M35 High Speed Steel Twist Drill Bits for Stainless Steel, Hard Metal, Cast Iron, Plastic and Wood - Image 3](https://m.media-amazon.com/images/I/71CT+PUii3L.jpg)
![Cobalt Drill Bit Set (1/16-1/4 Inch, 13PCS), M35 High Speed Steel Twist Drill Bits for Stainless Steel, Hard Metal, Cast Iron, Plastic and Wood - Image 4](https://m.media-amazon.com/images/I/71rPwB55ZzL.jpg)
![Cobalt Drill Bit Set (1/16-1/4 Inch, 13PCS), M35 High Speed Steel Twist Drill Bits for Stainless Steel, Hard Metal, Cast Iron, Plastic and Wood - Image 5](https://m.media-amazon.com/images/I/61GIQBqvDtL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Made the job easy
*by A***R on 2 December 2025*

Perfect, did the job that was put on hold because the other drill bits I ordered were useless. These drill bits drilled the holes easily, and I did the job in a few minutes. I'm going to buy the next sizes up for my toolbox. Highly recommended.

### ⭐⭐⭐⭐⭐ Good set of drills
*by R***S on 11 December 2025*

Yes they did the job and drilled through S/S quite easily

### ⭐⭐⭐⭐ Good drill bits, more for aluminium than steel
*by D***T on 29 June 2025*

Good drills for ally, but I had some 2mm steel plate to go through and by the time I had put in four holes, one of the bits was pretty shot by then.

## Frequently Bought Together

- STROTON Cobalt Drill Bit Set (1/16-1/4 Inch, 13PCS), M35 High Speed Steel Twist Drill Bits for Stainless Steel, Hard Metal, Cast Iron, Plastic and Wood
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- NordWolf 5-Piece M35 Cobalt Stubby Drill Bit Set for Stainless Steel & Hard Metals, with 1/4" Hex Shank for Quick Chucks & Impact Drivers, SAE Sizes 3/32"-1/8"-3/16"-1/4"-5/16" in Storage Case

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**Shop now:** [https://www.desertcart.com.om/products/509326613-cobalt-drill-bit-set-1-16-1-4-inch-13pcs](https://www.desertcart.com.om/products/509326613-cobalt-drill-bit-set-1-16-1-4-inch-13pcs)

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*Product available on Desertcart Oman*
*Store origin: OM*
*Last updated: 2026-02-18*