Stone Drill Bits

Stone Drill Bits for drilling marble, granite and other masonry materials, with OEM/ODM customization, stable supply and export-ready support.

ZHONGZHI 25MM 35MM 45MM 51MM Diamond Core Drill Bits for Stone Drilling

$14.50-23.50 /pieces

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

MOQ 5 pieces
Model NO. db-8443
Service OEM / ODM
Quality You Can Trust
Flexible & Scalable Solutions
Customizable Product Options
Comprehensive Specifications
Your Reliable Business Partner

Introduction

useMasonry Drillingdrill typeCore Drill Bit
Total Length104mm(4.09in)finishOther
customized supportODM, OEMworking length (mm)104mm(4.09in)
Core TechnologyZhongzhi ZDAT Diamond TechnologyService LifeIncreased by 25%
Manufacturing Std.Adopting European StandardsManufacturer HistoryOver 37 Years Professional History
Customer FeedbackTested by Germany/Austria CustomersCustomized SupportFormula/Logo/Packaging Customization
Operation TypeProfessional Dry/Wet CuttingSegment StructureReinforced Diamond Segments
Packing DesignOEM Retail Packaging AvailableTechnical SupportProfessional Engineering Support

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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ZHONGZHI 25MM 35MM 45MM 51MM Diamond Core Drill Bits for Stone Drilling

SKU: db-8443

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