---
product_id: 93317527
title: "Hymnorq 10-Piece M35 Cobalt Steel Drill Bit Set for Metals – 4mm Diameter, Dual Twist Flute, 135° Split Point, Bronze Hue Finish, Straight Shank, Chamfered End, PP Plastic Case"
brand: "hymnorq"
price: "¥4556"
currency: JPY
in_stock: true
category: "Hymnorq"
url: https://www.desertcart.jp/products/93317527-hymnorq-10-piece-m35-cobalt-steel-drill-bit-set-metals
store_origin: JP
region: Japan
---

# 135° Split Point - precision clean holes, no walking Dual Twist Flute - faster chip removal & less heat M35 Cobalt Steel - 5% cobalt for max durability Hymnorq 10-Piece M35 Cobalt Steel Drill Bit Set for Metals – 4mm Diameter, Dual Twist Flute, 135° Split Point, Bronze Hue Finish, Straight Shank, Chamfered End, PP Plastic Case

**Brand:** hymnorq
**Price:** ¥4556
**Availability:** ✅ In Stock

## Summary

> 🔩 Drill Like a Pro, Finish Like a Boss!

## Quick Answers

- **What is this?** Hymnorq 10-Piece M35 Cobalt Steel Drill Bit Set for Metals – 4mm Diameter, Dual Twist Flute, 135° Split Point, Bronze Hue Finish, Straight Shank, Chamfered End, PP Plastic Case by hymnorq
- **How much does it cost?** ¥4556 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/93317527-hymnorq-10-piece-m35-cobalt-steel-drill-bit-set-metals)

## Best For

- hymnorq enthusiasts

## Why This Product

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

## Key Features

- • **Pinpoint Precision:** 135° split point ensures accurate starts and clean holes every time, eliminating bit walking on hard surfaces.
- • **Organized On-the-Go:** Compact transparent PP case keeps all 10 bits protected and instantly accessible, so you’re always ready to drill.
- • **Secure & Stable Fit:** Chamfered and straight shank combo guarantees a slip-free, vibration-reduced drilling experience for professional results.
- • **Unmatched Durability:** Built with premium M35 cobalt steel for long-lasting strength and heat resistance, perfect for tough metals and beyond.
- • **Effortless Efficiency:** Dual twist flute design accelerates chip removal, reducing friction and overheating for smoother, faster drilling.

## Overview

The Hymnorq 10-Piece M35 Cobalt Steel Drill Bit Set features 4mm diameter bits crafted from high-grade cobalt steel with 5% cobalt content, designed for superior durability and heat resistance. Its dual twist flute design enhances chip removal and reduces heat buildup, while the 135° split point ensures precise, clean holes with minimal walking. The set includes a chamfered straight shank for secure chuck fit and reduced vibration, all housed in a durable transparent PP plastic case for easy organization and portability.

## Description

Hymnorq 10-Piece M35 Cobalt Steel Drill Bit Set for Metals – 4mm Diameter, Dual Twist Flute, 135° Split Point, Bronze Hue Finish, Straight Shank, Chamfered End, PP Plastic Case - desertcart.com

## Features

- Durable M35 Cobalt Steel Construction: Crafted from high-quality M35 grade cobalt steel with 5% cobalt content, these drill bits offer exceptional strength, heat resistance, and durability, making them ideal for drilling through tough metals, plastics, wood, and other materials.
- Efficient Dual Twist Flute Design: Featuring a dual twist flute, these drill bits provide faster chip removal, reducing friction and heat buildup for smoother, more efficient drilling. This design also enhances bit longevity, ensuring reliable performance over time.
- Precision 135° Split Point for Clean Holes: The 135° split point design minimizes walking and ensures accurate drilling, even in hard materials. This sharp point penetrates quickly, delivering cleaner holes with less effort, making your drilling tasks quicker and more precise.
- Chamfered Shank End and Straight Shank: The chamfered shank end ensures a secure fit in the drill chuck, preventing slipping or wobbling during use. The straight shank design further promotes stability, offering smooth operation and reduced vibration for consistent drilling results.
- Tough Transparent PP Plastic Storage Case: Keep your drill bits organized and easily accessible with the included transparent PP plastic case. The case is durable, compact, and ensures that each of the 10 bits remains safely stored, protecting them from damage while allowing you to quickly identify the right bit for the job.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Material | Cobalt Steel |
| Cutting Diameter | 4 Millimeters |
| Finish Type | Bronze |
| Shank Type | Straight |
| Cutting Angle String | 135 Degrees |
| Brand | HYMNORQ |
| Tool Flute Type | Spiral |
| Point Style | Split Point |
| Surface Recommendation | Metal |
| Number of Flutes | 2 |
| UPC | 666389177544 |
| Set Name | 10-Piece |
| Unit Count | 10 Count |
| Manufacturer | Hymnorq |
| Number of Pieces | 10 |
| Part Number | B07BBM4L69 |
| Item Weight | 2.39 ounces |
| Package Dimensions | 4.2 x 2.5 x 0.3 inches |
| Item model number | B07BBM4L69 |
| Is Discontinued By Manufacturer | No |
| Style | ⌀4mm(10pcs) |
| Finish | Bronze |
| Item Package Quantity | 1 |
| Measurement System | Metric |
| Included Components | 10 pieces of 4mm cobalt drill bits |
| Batteries Included? | No |
| Batteries Required? | No |

## Product Details

- **Cutting Angle String:** 135 Degrees
- **Cutting Diameter:** 4 Millimeters
- **Finish Type:** Bronze
- **Material:** Cobalt Steel
- **Shank Type:** Straight

## Images

![Hymnorq 10-Piece M35 Cobalt Steel Drill Bit Set for Metals – 4mm Diameter, Dual Twist Flute, 135° Split Point, Bronze Hue Finish, Straight Shank, Chamfered End, PP Plastic Case - Image 1](https://m.media-amazon.com/images/I/41r2OSwRZ0L.jpg)
![Hymnorq 10-Piece M35 Cobalt Steel Drill Bit Set for Metals – 4mm Diameter, Dual Twist Flute, 135° Split Point, Bronze Hue Finish, Straight Shank, Chamfered End, PP Plastic Case - Image 2](https://m.media-amazon.com/images/I/51C+oLhuUYL.jpg)
![Hymnorq 10-Piece M35 Cobalt Steel Drill Bit Set for Metals – 4mm Diameter, Dual Twist Flute, 135° Split Point, Bronze Hue Finish, Straight Shank, Chamfered End, PP Plastic Case - Image 3](https://m.media-amazon.com/images/I/51Iwd4ClKDL.jpg)
![Hymnorq 10-Piece M35 Cobalt Steel Drill Bit Set for Metals – 4mm Diameter, Dual Twist Flute, 135° Split Point, Bronze Hue Finish, Straight Shank, Chamfered End, PP Plastic Case - Image 4](https://m.media-amazon.com/images/I/51X06JCVobL.jpg)
![Hymnorq 10-Piece M35 Cobalt Steel Drill Bit Set for Metals – 4mm Diameter, Dual Twist Flute, 135° Split Point, Bronze Hue Finish, Straight Shank, Chamfered End, PP Plastic Case - Image 5](https://m.media-amazon.com/images/I/51geEMivYOL.jpg)

## Frequently Bought Together

- Hymnorq 10-Piece M35 Cobalt Steel Drill Bit Set for Metals – 4mm Diameter, Dual Twist Flute, 135° Split Point, Bronze Hue Finish, Straight Shank, Chamfered End, PP Plastic Case
- M35 5% Cobalt Metric Drill Bits Set (1mm-10mm/19pcs), Straight Shank Jobber Drill Bits, Metal HSS Twist Drill Bits for Stainless Steel Hard Metal and Cast Iron
- Metric Cobalt Drill Bits 4mm 10PCS, M35 high Speed Steel, high Hardness Straight Shank Drill, Mechanical or Hand Drill for Drilling, Suitable for Stainless Steel, Iron, Copper and Aluminum.

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-01-28*