PCB Circuit Board Drill Bits

PCB Circuit Board Drill Bits for PCB fabrication, OEM/ODM customization, stable supply, and consistent drilling performance for importers and manufacturers.

Tungsten Carbide HRC55 4F FLAT End Mills Ball Nose Endmill Drill Bit Cemented Carbide End Mill Cutting Tools CNC Bits Cutter

$1.10-1.50 /piece

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

MOQ 1 piece
Model NO. db-6642
Service OEM / ODM
Quality You Can Trust
Flexible & Scalable Solutions
Customizable Product Options
Comprehensive Specifications
Your Reliable Business Partner

Introduction

materialTungsten CarbideApplicable machineTURNING CENTER
Flute4 flutesHRC55HRC, 45HRC, 60HRC, 65HRC
Effective Cutting Length3-8mm(0.12-0.31in)Cutting Edge Length3-8mm(0.12-0.31in)
coatingAlTiN, TiAIN, TiSiNHelix Angle45°
Cutting DirectionLeft/Rightcustomized supportOEM, ODM
Cutting hardnesshrc55Product NameCnc Milling Cutter Tools
ApplicationCNC Milling MachiningUsageCNC Machine Center
MOQ1 PieceOEMAvaliable
PackingCartonSHIPMENT7-15 Days

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.
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Tungsten Carbide HRC55 4F FLAT End Mills Ball Nose Endmill Drill Bit Cemented Carbide End Mill Cutting Tools CNC Bits Cutter

SKU: db-6642

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