---
product_id: 507607194
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: "1636839₫"
currency: VND
in_stock: true
url: https://www.desertcart.vn/products/507607194-cobalt-drill-bit-set-1-16-1-4-inch-13pcs
store_origin: VN
region: Vietnam
---

# 68 HRC hardness for superior heat resistance 3X faster drilling efficiency 5% pure cobalt steel for extreme 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:** 1636839₫
**Availability:** ✅ In Stock

## Summary

> ⚡ Drill Smarter, Last Longer — The Ultimate Cobalt Powerhouse

## 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?** 1636839₫ with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/507607194-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 5% cobalt steel mined in-house, ensuring 3X longer tool life and unmatched wear resistance.
- • **Precision Split Point:** Split point tip design eliminates walking and starts drilling instantly with less effort—perfect for professional-grade accuracy.
- • **Versatile 13-Piece Set:** Covers 1/16 to 1/4 inch in 1/64 increments, ideal for stainless steel, cast iron, hardwood, plastic, and more.
- • **Cost-Effective Efficiency:** Despite premium pricing, 3X faster drilling and extended bit life reduce your cost per hole—engineered for serious pros.
- • **Heat-Resistant Performance:** 68 HRC hardness withstands high temperatures, enabling faster drilling without dulling or overheating.

## Overview

The STROTON Cobalt Drill Bit Set features 13 precision-engineered M35 high-speed steel bits with 5% pure cobalt content, delivering exceptional heat and wear resistance (68 HRC). Designed with a split point tip for immediate, accurate drilling, this set excels in cutting through stainless steel, hard metals, cast iron, hardwood, and plastics. Its industrial-grade durability and 3X faster drilling efficiency make it the go-to choice for professionals demanding reliability and performance.

## Description

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

## Features

- 【Premium True 5% Cobalt Steel with 68 HRC】- The Marked Cobalt Content of Ordinary Drill Bits May be False, but This Drill Bits Set is Made of Cobalt Ore from Our Own Mine, Which Indeed Contains 5% Cobalt. Although the Cost and Price are Slightly Higher, It Usually is able to Provide 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]

## 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)

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**Shop now:** [https://www.desertcart.vn/products/507607194-cobalt-drill-bit-set-1-16-1-4-inch-13pcs](https://www.desertcart.vn/products/507607194-cobalt-drill-bit-set-1-16-1-4-inch-13pcs)

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*Product available on Desertcart Vietnam*
*Store origin: VN*
*Last updated: 2026-02-08*