---
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: "185 zł"
currency: PLN
in_stock: true
reviews_count: 13
category: "Stroton"
url: https://www.desertcart.pl/products/509326613-cobalt-drill-bit-set-1-16-1-4-inch-13pcs
store_origin: PL
region: Poland
---

# 68 HRC hardness - extreme heat resistance 3X faster drilling speed 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:** 185 zł
**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?** 185 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/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

- • **Unmatched Durability:** Crafted from premium M35 cobalt steel for triple the wear and heat resistance, built to outlast ordinary bits.
- • **Precision Split Point:** Engineered split point design ensures effortless penetration and reduces walking on tough metals.
- • **Heavy-Duty Performance:** Ideal for professionals tackling hard metals and demanding materials—turns tough jobs into quick wins.
- • **Industrial-Grade Speed:** Drill up to 3X faster with high-speed steel that keeps sharp edges longer, saving time and money on every project.
- • **Versatile 13-Piece Set:** Covers 1/16 to 1/4 inch in 1/64 increments, perfect for stainless steel, cast iron, hardwood, plastic, and more.

## 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 heavy-duty use on stainless steel, cast iron, hardwood, and plastics, this set offers unmatched durability and versatility for professionals who demand efficiency and reliability.

## 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: great drill bits - excellent drill bits, worked really well drilling some stainless steel. definitely worth while purchase.

## 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 | 17,650 in DIY & Tools ( See Top 100 in DIY & Tools ) 128 in Drill Bit Sets |
| Customer Reviews | 4.4 4.4 out of 5 stars (861) |
| 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)

## 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.

### ⭐⭐⭐⭐⭐ great drill bits
*by D***D on 22 February 2026*

excellent drill bits, worked really well drilling some stainless steel. definitely worth while purchase.

### ⭐⭐⭐⭐ M
*by D***Y on 9 December 2025*

Very good Did My Different Types Of Wood, I Please With The Drill's

## 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
- Tap Magic 30004P ProTap Cutting Fluid, 4 oz. Size
- 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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*Product available on Desertcart Poland*
*Store origin: PL*
*Last updated: 2026-03-12*