Cobalt HSS Drill Bits

Cobalt HSS Drill Bits for drilling stainless steel, alloy steel and hard metals, with OEM/ODM customization, stable supply and export-ready production.

DIN338 25pc High Speed Steel Twist Drill Kit 1-13mm Blue Case Cobalt Twist Drill Set for Thick Materials

$4.50 /pieces

Price varies depending on material, logo, quantity and customization requirements.

MOQ 10 pieces
Model NO. db-2570
Service OEM / ODM
Quality You Can Trust
Flexible & Scalable Solutions
Customizable Product Options
Comprehensive Specifications
Your Reliable Business Partner

Introduction

useMetal Drillingdrill typeTwist Drill Bit
Total Length133finishBlack Oxide, Tin-coated, Bright, Amber
customized supportOEM, ODM, OBMProduct nameHss Twist Drill Bit Set
ApplicationMetal Steel DrillingShank TypeStaight Shank
MaterialM35/M2/4341/4241StandardDIN 338
Surface FinishBlack Oxide /Bright/Amber/Tin-coatedMOQ10pcs
ProcessRoll Forged/Fully GroundCutting Point118°/135°or split point

We are China Loong Drill Bits Co., Ltd., a professional manufacturer and supplier specializing in Drill Bits. We have brought together and coordinated resources across the Drill Bits supply chain, enabling us to maintain consistent product quality and establish long-term partnerships with clients worldwide.

Our mission is to provide high-quality products and reliable service. We are committed to offering the following advantages:

  • Stable production system ensuring consistent quality, dependable supply, and standardized manufacturing management;
  • Strict quality control covering material selection, processing, surface finishing, and final packaging;
  • Variety of products and specifications to meet diverse project requirements and application scenarios;
  • OEM & customization support based on drawings, samples, or specific technical requirements;
  • Flexible packaging solutions to ensure safe handling and transportation of products;
  • Continuous improvement in products and services to better support customers in different markets.

If you are interested in our products, please feel free to contact us. We look forward to establishing long-term and mutually beneficial cooperation with you.

Copyright © 2026 China Loong Drill Bits Co., Ltd. All rights reserved.
Leave A Message
If you are interested in our products and want to know more details,please leave a message here,we will reply you as soon as we can.

DIN338 25pc High Speed Steel Twist Drill Kit 1-13mm Blue Case Cobalt Twist Drill Set for Thick Materials

SKU: db-2570

Contact Form (#3)

Home

Products

About

Contact