---
product_id: 547042815
title: "50 Pcs Micro Drill Bit Set Micro Drill Bits Tungsten Steel PCB Print Circuit Board Flute CNC Router Bits Shank for Rough Stone Jewelry Punching Engraving (0.3-1.2 mm)"
brand: "prasacco"
price: "$57.22"
currency: USD
in_stock: true
url: https://www.desertcart.ec/products/547042815-50-pcs-micro-drill-bit-set-micro-drill-bits-tungsten
store_origin: EC
region: Ecuador
---

# Nano-scale spiral edge for smooth cutting Precision sizes 0.3-1.2mm for versatile use Tungsten steel for ultimate durability 50 Pcs Micro Drill Bit Set Micro Drill Bits Tungsten Steel PCB Print Circuit Board Flute CNC Router Bits Shank for Rough Stone Jewelry Punching Engraving (0.3-1.2 mm)

**Brand:** prasacco
**Price:** $57.22
**Availability:** ✅ In Stock

## Summary

> 🛠️ Drill Small, Dream Big: Precision Bits for the Detail-Obsessed Pro

## Quick Answers

- **What is this?** 50 Pcs Micro Drill Bit Set Micro Drill Bits Tungsten Steel PCB Print Circuit Board Flute CNC Router Bits Shank for Rough Stone Jewelry Punching Engraving (0.3-1.2 mm) by prasacco
- **How much does it cost?** $57.22 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ec](https://www.desertcart.ec/products/547042815-50-pcs-micro-drill-bit-set-micro-drill-bits-tungsten)

## Best For

- prasacco enthusiasts

## Why This Product

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

## Key Features

- • **Unmatched Durability:** Crafted from premium tungsten steel to resist wear and bending, ensuring long-lasting performance.
- • **Effortless Cutting Edge:** Nano-scale spiral design reduces cutting force and prevents breakage for flawless, high-accuracy drilling.
- • **Smooth & Clean Operation:** Shock-proof design minimizes vibration, reduces heat, and removes chips efficiently for burr-free results.
- • **Precision at Your Fingertips:** Includes 10 micro sizes (0.3-1.2mm) with 5 pieces each, perfect for detailed PCB and jewelry work.
- • **Versatility Meets Professionalism:** Ideal for PCB, CNC engraving, jewelry, plastics, and more—engineered for the modern maker’s diverse projects.

## Overview

This 50-piece micro drill bit set features premium tungsten steel construction with nano-scale spiral cutting edges, offering 10 precise sizes from 0.3mm to 1.2mm. Designed for high durability and smooth, accurate drilling, it’s perfect for professionals working on PCBs, jewelry, CNC engraving, and other intricate projects demanding flawless precision.

## Description

50 Pcs Micro Drill Bit Set Micro Drill Bits Tungsten Steel PCB Print Circuit Board Flute CNC Router Bits Shank for Rough Stone Jewelry Punching Engraving (0.3-1.2 mm)

## Features

- 【Premium Material】The micro drill bit set is made of high-quality tungsten steel, with high wear resistance, high hardness, not easy to bend, and has good milling and cutting performance.
- 【High-precision Cutting Edge】The micro drill bit adopts a nano-scale spiral cutting edge, which reduces the cutting force, prevents the drill from breaking, and improves the machining accuracy.
- 【Multiple Sizes】This PCB drill bit set contains 10 different sizes: 0.3mm, 0.4mm, 0.5mm, 0.6mm, 0.7mm, 0.8mm, 0.9mm, 1mm, 1.1mm, 1.2mm, 5 pieces for each size, to meet your different needs.
- 【Easy to Use】Micro drill bits are designed with shock-proof design, stable and reliable engraving process, fast and clean work without burr, large chip removal space, low drilling heat, very practical.
- 【Wide Application】These tungsten carbide drill bits are ideal for drilling holes in printed circuit boards, CNC engraving glass, amber beeswax, bakelite, jewelry, plastic and other precision drilling.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Prasacco |
| Part number | Prasacco-538029_3-K |
| Item Weight | 200 g |
| Package Dimensions | 18.9 x 13 x 3 cm; 200 g |
| Manufacturer reference | Prasacco-538029_3-K |
| Finish | Steel |
| Material | Tungsten Steel |
| Number of Pieces | 50 |
| Included components | NO |
| Batteries included? | No |
| Batteries Required? | No |

## Product Details

- **Material:** Tungsten Steel
- **Cutting diameter:** 1.2 Millimetres
- **Finish type:** Steel
- **Shank type:** Round
- **Brand:** Prasacco

## Images

![50 Pcs Micro Drill Bit Set Micro Drill Bits Tungsten Steel PCB Print Circuit Board Flute CNC Router Bits Shank for Rough Stone Jewelry Punching Engraving (0.3-1.2 mm) - Image 1](https://m.media-amazon.com/images/I/71Z5sQa4cgL.jpg)

## Frequently Bought Together

- 50 Pcs Micro Drill Bit Set Micro Drill Bits Tungsten Steel PCB Print Circuit Board Flute CNC Router Bits Shank for Rough Stone Jewelry Punching Engraving (0.3-1.2 mm)
- Mesee 20 Pieces HSS Mini Micro Drill Bit Set, 0.3-1.6mm Shank Twist Drill Bits Precision Drill DIY Kit Rotary Hand Tools Accessory
- Uolor 3-Speed Cordless Mini Drill Pen, Rechargeable DIY Electric Hand Drill with 10 Small Drill Bits, Micro Drill Set for Jewelry Making Wood Stone Plastic Resin Keychains

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.ec/products/547042815-50-pcs-micro-drill-bit-set-micro-drill-bits-tungsten](https://www.desertcart.ec/products/547042815-50-pcs-micro-drill-bit-set-micro-drill-bits-tungsten)

---

*Product available on Desertcart Ecuador*
*Store origin: EC*
*Last updated: 2026-02-24*