---
product_id: 452561955
title: "A777 HSS Cobalt Drill Bit, 5 mm"
brand: "dormer"
price: "$43609"
currency: COP
in_stock: true
url: https://www.desertcart.co/products/452561955-a777-hss-cobalt-drill-bit-5-mm
store_origin: CO
region: Colombia
---

# High Speed Steel with 5% Cobalt for heat resistance 5 mm precision diameter Durable bronze finish for longevity A777 HSS Cobalt Drill Bit, 5 mm

**Brand:** dormer
**Price:** $43609
**Availability:** ✅ In Stock

## Summary

> ⚡ Drill Like a Pro, Last Like a Legend

## Quick Answers

- **What is this?** A777 HSS Cobalt Drill Bit, 5 mm by dormer
- **How much does it cost?** $43609 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co](https://www.desertcart.co/products/452561955-a777-hss-cobalt-drill-bit-5-mm)

## Best For

- dormer enthusiasts

## Why This Product

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

## Key Features

- • **Built to Last:** Bronze finish enhances durability, resisting wear and corrosion on tough jobs
- • **Precision Perfect:** Engineered to exact 5 mm size for flawless drilling every time
- • **Professional Grade:** Dormer’s trusted A777 model ensures consistent, reliable results for serious projects
- • **Heat-Resistant Power:** 5% cobalt alloy boosts heat tolerance, keeping performance sharp under pressure
- • **Single Bit, Infinite Uses:** Ideal for metal, wood, and plastic—your go-to bit for versatile drilling needs

## Overview

The Dormer A777 5 mm drill bit combines high-speed steel with 5% cobalt for superior heat resistance and durability. Finished in bronze for enhanced wear protection, this precision-engineered bit delivers reliable, professional-grade performance across metal, wood, and plastic applications.

## Description

A777 HSS Cobalt Drill Bit, 5 mm

## Features

- Brand: Dormer
- Model Number: A777
- Type: Drill Bits
- Is it a Set: No
- Size: 5 mm

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Dormer |
| Part number | A777 |
| Item model number | A777 |
| Finish | Bronze |
| Material | High Speed Steel (HSS) |

## Product Details

- **Material:** High Speed Steel (HSS)
- **Cutting diameter:** 5 Millimeters
- **Finish type:** Bronze
- **Cutting angle string:** 118 Degrees
- **Brand:** Dormer

## Images

![A777 HSS Cobalt Drill Bit, 5 mm - Image 1](https://m.media-amazon.com/images/I/61ekh5ASXyL.jpg)

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**Shop now:** [https://www.desertcart.co/products/452561955-a777-hss-cobalt-drill-bit-5-mm](https://www.desertcart.co/products/452561955-a777-hss-cobalt-drill-bit-5-mm)

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*Product available on Desertcart Colombia*
*Store origin: CO*
*Last updated: 2026-02-06*